Regularity: regular

Rate: 250 bpm

P Waves: none

PRI: none

QRS: greater than

0.12 second; bizarre

configuration

Interp: Ventricular

Tachycardia

10.48

Regularity: irregular

Rate: 100 bpm

P Waves: fibrillatory waves

PRI: none

QRS: 0.06 second

Interp: Atrial Fibrillation,

controlled

10.49

Regularity: regular

Rate: 107 bpm

P Waves: upright

preceding each QRS

PRI: 0.12 second and

constant

QRS: 0.08 second

Interp: Sinus Tachycardia

10.50

Regularity: atrial rhythm

is regular; ventricular

rhythm is irregular

Rate: atrial rate is

125 bpm; ventricular

rate is 80 bpm

P Waves: upright

PRI: progressively lengthens until one P wave is

not followed by a QRS

complex

QRS: 0.14 second

Interp: Wenckebach (Type I

Second-Degree Heart

Block) (with wide QRS)

10.51

Regularity: unable to

determine (since there

are only two visible

complexes)

Rate: 17 bpm

P Waves: none visible

PRI: none

QRS: 0.24 second

Interp: Idioventricular

Rhythm

10.52

Regularity: regular

Rate: 188 bpm

P Waves: none

PRI: none

QRS: wide and bizarre

Interp: Ventricular

Tachycardia

10.53

Note: Undulations in baseline are possibly due to CPR

artifact.

Regularity: irregular

Rate: 100 bpm

P Waves: none

PRI: none

QRS: 0.08 second

Interp: Atrial Fibrillation,

controlled

10.54

Regularity: regular underlying rhythm interrupted

by ectopics

Rate: 88 bpm

P Waves: upright

PRI: 0.16 second and

constant

QRS: 0.08 second in

underlying rhythm;

0.16 second in ectopics

Interp: Sinus Rhythm with

single PVC and a run of

three PVCs, all unifocal

10.55

Regularity: regular

Rate: 68 bpm

P Waves: uprightpreceding each QRS

PRI: 0.28 second and

constant

QRS: 0.10 second

Interp: Sinus Rhythm

with First-Degree Heart

Block

10.56

Regularity: atrial rhythm

is regular; ventricular

rhythm is irregular

Rate: atrial rate 214 bpm;

ventricular rate 70 bpm

P Waves: sawtooth Flutter

waves

PRI: none

QRS: 0.10 second

Interp: Atrial Flutter with

variable response

(4:1, 2:1)

10.57

Regularity: regular

Rate: 125 bpm

P Waves: upright

preceding each QRS

PRI: 0.16 second and

constant

QRS: 0.06 second

Interp: Sinus Tachycardia

10.58

Regularity: irregular

Rate: 100 bpm

P Waves: one preceding each QRS, but

morphology changes

PRI: varies from 0.08 to

0.16 second

QRS: 0.08 second

Interp: Wandering

Pacemaker

10.59

Regularity: regular

Rate: 250 bpm

P Waves: none

PRI: none

QRS: greater than

0.12 second; wide and

bizarre

Interp: Ventricular

Tachycardia

10.60

Regularity: atrial rhythm

is regular; unable to

determine regularity of

ventricular rhythm since

only two complexes are

visible

Rate: atrial rate is 33 bpm;

ventricular rate is 19 bpm

P Waves: upright

PRI: no relationship

between P waves and

QRS complexes

QRS: 0.20 second

Interp: Third-Degree

Heart Block (CHB)

with ventricular escape

focus

10.61

Regularity: irregular

Rate: 100 bpm

P Waves: none; fibrillatory

undulations present

PRI: none

QRS: 0.08 second

Interp: Atrial Fibrillation,

controlled

10.62

Regularity: regular

Rate: 88 bpm

P Waves: upright

preceding each QRS

PRI: 0.18 second and

constant

QRS: 0.12 second

Interp: Normal Sinus

Rhythm (with wide QRS)

10.63

584 Answers Key

Regularity: irregular underlying rhythm interrupted

by a single ectopic

Rate: 110 bpm

P Waves: none visible

PRI: none

QRS: 0.08 second in

underlying rhythm;

0.12 second in ectopic

Interp: Atrial Fibrillation,

uncontrolled, with single

PVC

10.64

Regularity: irregular; has

a pattern of every other

beat being an ectopic

Rate: 90 bpm (including

ectopics)

P Waves: visible preceding each QRS, and on

T waves preceding

ectopics

PRI: 0.16 second in underlying rhythm; not measurable in ectopics

QRS: 0.14 second in both

underlying rhythm and

ectopics

Interp: Sinus Rhythm (with

wide QRS) with bigeminy of PACs

10.65

Regularity: regular

Rate: 214 bpm

P Waves: none visible

PRI: unable to determine

QRS: 0.06 second

Interp: Supraventricular

Tachycardia

10.66

Regularity: ventricular

rhythm regular; atrial

rhythm slightly irregular

Rate: ventricular rate

36 bpm; atrial rate

approximately 70 bpm

P Waves: upright

PRI: not associated with

QRS complexes; seem

to march through QRS

complexes

QRS: 0.16 second

Interp: Complete Heart

Block with ventricular

escape focus (and

underlying Sinus

Arrhythmia)

10.67

Regularity: regular

Rate: 39 bpm

P Waves: inverted

preceding each QRS

PRI: 0.12 second and

constant

QRS: 0.08 second

Interp: Junctional Escape

Rhythm

10.68

Regularity: regular underlying rhythm interrupted

by ectopics

Rate: 107 bpm in underlying rhythm

P Waves: upright in underlying rhythm; ectopics

have P waves on preceding T waves

PRI: 0.12 second and

constant in underlying

rhythm; not measurable

in ectopics

QRS: 0.10 second in both

ectopics and underlying

rhythm

Interp: Sinus Tachycardia with a single PAC

and a run of three PACs

(short burst of PAT)

10.69

Regularity: regular

Rate: 231 bpm

P Waves: none

PRI: none

QRS: 0.10 second

Interp: Supraventricular

Tachycardia

10.70

Regularity: regular

Rate: 33 bpm

P Waves: upright

preceding each QRS

PRI: 0.22 second and

constant

QRS: 0.16 second

Interp: Sinus Bradycardia

(with wide QRS) with

First-Degree Heart

Block

10.71

Regularity: irregular underlying rhythm, which

gives way to a pattern of

every other beat being

an ectopic

Rate: 110 bpm (including

ectopics)

P Waves: none

PRI: none

QRS: 0.10 second in

underlying rhythm;

0.16 second in ectopics;

ectopics have bizarre

configuration

Interp: Atrial Fibrillation,

uncontrolled, with

bigeminy of PVCs

10.72

Regularity: regular

Rate: atrial rate is 300 bpm;

ventricular rate is

150 bpm

P Waves: sawtooth Flutter

waves

PRI: none

QRS: 0.06 second

Interp: Atrial Flutter with

2:1 response

10.73

Regularity: regular

Rate: 167 bpm

P Waves: none

PRI: none

QRS: 0.16 second

Interp: Ventricular

Tachycardia

10.74

Regularity: regular

Rate: 100 bpm

P Waves: inverted

preceding every QRS

PRI: 0.10 second and

constant

QRS: 0.08 second

Interp: Accelerated

Junctional Rhythm

10.75

Regularity: regular

Rate: 158 bpm

P Waves: apparent on

T waves

PRI: unable to measure

QRS: 0.12 second

Interp: Supraventricular

Tachycardia (with wide

QRS)

10.76

Regularity: regular

Rate: 52 bpm

P Waves: upright

preceding each QRS

PRI: 0.18 second and

constant

QRS: 0.10 second

Interp: Sinus Bradycardia

10.77

Regularity: irregular

Rate: 60 bpm

P Waves: none visible

PRI: none

QRS: 0.12 second

Interp: Atrial Fibrillation,

controlled (with wide

QRS)

10.78

Regularity: regular underlying rhythm interrupted

by ectopics

Rate: 56 bpm in underlying rhythm

P Waves: upright before

each QRS; no P waves

in ectopics

PRI: 0.14 second and

constant

QRS: 0.10 second in

underlying rhythm;

0.14 second in ectopics

Interp: Sinus Bradycardia

with two unifocal PVCs

10.79

Regularity: regular

Rate: 50 bpm

P Waves: none

PRI: none

QRS: 0.10 second

Interp: Junctional Escape

Rhythm

10.80

Regularity: irregular

Rate: 80 bpm

P Waves: none; fibrillatory

waves are present

PRI: none

QRS: 0.12 second

Interp: Atrial Fibrillation, controlled (with wide QRS)

10.81

Regularity: regular

Rate: 107 bpm

P Waves: upright

preceding each QRS

PRI: 0.16 second and

constant

QRS: 0.08 second

Interp: Sinus Tachycardia

10.82

Answers Key 585

Regularity: regular

Rate: 150 bpm

P Waves: not discernible

PRI: not measurable

QRS: 0.08 second

Interp: Supraventricular

Tachycardia

10.83

Regularity: regular

Rate: 115 bpm

P Waves: none

PRI: none

QRS: 0.18 second, bizarre

configuration

Interp: Ventricular Tachycardia (slow rate range)

10.84

Regularity: regular (very

slightly irregular)

Rate: 45 bpm

P Waves: none

PRI: none

QRS: 0.08 second

Interp: Junctional Escape

Rhythm

10.85

Regularity: irregular

Rate: ventricular rate approximately 30 bpm;

atrial rate 65 bpm

P Waves: not immediately

obvious because of unusually low voltage, but

they do map out across

strip

PRI: no relationship

between P waves and

QRS complexes

QRS: 0.08 second

Interp: Complete Heart

Block with junctional

escape focus

10.86

Regularity: irregular

Rate: 120 bpm (including

ectopic)

P Waves: none visible

PRI: none

QRS: 0.08 second in

underlying rhythm;

0.14 second in ectopic;

ectopic has bizarre

configuration

Interp: Atrial Fibrillation,

uncontrolled, with one

PVC

10.87

Regularity: regular

Rate: 47 bpm

P Waves: upright

preceding each QRS

PRI: 0.16 second and

constant

QRS: 0.10 second

Interp: Sinus Bradycardia

10.88

Regularity: regular

Rate: 214 bpm

P Waves: none discernible

PRI: none

QRS: 0.10 second

Interp: Supraventricular

Tachycardia

10.89

Regularity: slightly

irregular

Rate: approximately

40 bpm

P Waves: none

PRI: none

QRS: 0.08 second

Interp: Junctional Escape

Rhythm

10.90

Regularity: atrial rhythm

is regular; ventricular

rhythm is irregular

Rate: atrial rate is

107 bpm; ventricular

rate is 50 bpm

P Waves: upright; more

than one P wave for

each QRS

PRI: 0.24 second and

constant on conducted

beats

QRS: 0.14 second

Interp: Type II SecondDegree Heart

Block (with variable

conduction)

10.91

Regularity: no visible

waves or complexes

Rate: none

P Waves: none

PRI: none

QRS: none

Interp: Ventricular

Fibrillation

10.92

Regularity: regular underlying rhythm, interrupted

by ectopics in a pattern

by which every third

beat is an ectopic

Rate: 79 bpm (including

ectopics)

P Waves: upright in underlying rhythm; ectopics

have no P waves

PRI: 0.16 second and

constant in underlying

rhythm

QRS: 0.08 second in

underlying rhythm;

0.16 second in ectopics;

ectopics have bizarre

configuration, though all

are similar to each other

Interp: Sinus Rhythm with

trigeminy of unifocal

PVCs

10.93

Regularity: regular

Rate: 79 bpm

P Waves: inverted

preceding each QRS

PRI: 0.08 second and

constant

QRS: 0.08 second

Interp: Accelerated

Junctional Rhythm

10.94

Regularity: regular

Rate: 167 bpm

P Waves: none

PRI: none

QRS: 0.16 second

Interp: Ventricular

Tachycardia

10.95

Regularity: regular

Rate: 167 bpm

P Waves: upright,

encroaching on T waves

of preceding complexes

PRI: unable to measure

QRS: 0.06 second

Interp: Atrial Tachycardia

10.96

Regularity: slightly irregular underlying rhythm

interrupted by multiple

ectopics

Rate: 120 bpm (including

ectopics)

P Waves: none;

undulations present

PRI: none

QRS: 0.08 second in

underlying rhythm;

0.14 second in ectopics;

all ectopics have similar

wide, bizarre appearance

Interp: Atrial Fibrillation,

uncontrolled, with two

single PVCs and a run of

three PVCs, all unifocal

10.97

Note: You might argue that the underlying rhythm

is Atrial Flutter, rather than Fibrillation, since Flutter

waves seem to map out. A longer strip might provide

supporting evidence for this position. However, that

point is less important than the ventricular irritability.

Regularity: atrial and ventricular rhythms are both

regular

Rate: atrial rate is

100 bpm; ventricular

rate is 38 bpm

P Waves: upright

PRI: no relationship

between P waves and

QRS complexes; P’s

march through QRSs

QRS: 0.16 second

Interp: Complete Heart

Block with ventricular

escape focus

10.98

Regularity: there is a single

wide, bizarre complex

amid chaotic fibrillatory

waves

Rate: unable to determine

P Waves: none

PRI: none

QRS: unable to determine

Interp: Ventricular Fibrillation (Agonal Rhythm)

10.99

Regularity: slightly

irregular

Rate: 167 bpm

P Waves: none

PRI: none

QRS: wide and bizarre

Interp: Ventricular

Tachycardia

10.100

586

SINUS RHYTHMS

Normal Sinus Rhythm

3.1 Normal Sinus Rhythm

3.2 Normal Sinus Rhythm (only very slightly irregular)

3.3 Normal Sinus Rhythm

3.5 Normal Sinus Rhythm

3.7 Normal Sinus Rhythm

3.8 Normal Sinus Rhythm

3.9 Normal Sinus Rhythm

3.11 Normal Sinus Rhythm

3.13 Normal Sinus Rhythm

3.15 Normal Sinus Rhythm

4.3 Normal Sinus Rhythm

4.8 Normal Sinus Rhythm

4.9 Normal Sinus Rhythm (with a wide QRS)

4.11 Normal Sinus Rhythm

4.15 Normal Sinus Rhythm

4.17 Normal Sinus Rhythm

4.19 Normal Sinus Rhythm

4.21 Normal Sinus Rhythm (with wide QRS)

4.26 Normal Sinus Rhythm

9.25 Normal Sinus Rhythm

9.29 Normal Sinus Rhythm

9.39 Normal Sinus Rhythm

9.87 Normal Sinus Rhythm

9.163 Normal Sinus Rhythm

10.13 Normal Sinus Rhythm

10.30 Normal Sinus Rhythm

10.63 Normal Sinus Rhythm (with wide QRS)

Sinus Bradycardia

3.12 Sinus Bradycardia

4.1 Sinus Bradycardia (with wide QRS)

4.7 Sinus Bradycardia

4.13 Sinus Bradycardia

4.22 Sinus Bradycardia

4.29 Sinus Bradycardia

5.33 Sinus Bradycardia (with wide QRS) with one PAC

9.7 Sinus Bradycardia

9.48 Sinus Bradycardia

9.95 Sinus Bradycardia (with wide QRS)

9.97 Sinus Bradycardia (with slight sinus arrhythmia)

9.141 Sinus Bradycardia

9.148 Sinus Bradycardia (with wide QRS)

9.158 Sinus Bradycardia

9.160 Sinus Bradycardia

9.162 Sinus Bradycardia

9.202 Sinus Bradycardia

9.206 Sinus Bradycardia

9.222 Sinus Bradycardia

9.225 Sinus Bradycardia

9.237 Sinus Bradycardia

10.20 Sinus Bradycardia

10.27 Sinus Bradycardia (with wide QRS) Agonal Rhythm

10.38 Sinus Bradycardia (with wide QRS) with underlying

Sinus Arrhythmia (Sinus Bradyarrhythmia)

10.77 Sinus Bradycardia

10.88 Sinus Bradycardia

Sinus Tachycardia

3.4 Sinus Tachycardia

3.6 Sinus Tachycardia

4.4 Sinus Tachycardia

4.6 Sinus Tachycardia (with a wide QRS)

4.16 Sinus Tachycardia (with wide QRS)

4.20 Sinus Tachycardia

4.23 Sinus Tachycardia

4.28 Sinus Tachycardia

9.34 Sinus Tachycardia

9.36 Sinus Tachycardia

9.43 Sinus Tachycardia (with wide QRS)

9.46 Sinus Tachycardia

9.51 Sinus Tachycardia (with wide QRS)

9.59 Sinus Tachycardia (with wide QRS)

9.66 Sinus Tachycardia

9.98 Sinus Tachycardia

9.157 Sinus Tachycardia

9.168 Sinus Tachycardia

9.196 Sinus Tachycardia

9.204 Sinus Tachycardia

9.209 Sinus Tachycardia

9.217 Sinus Tachycardia (with wide QRS)

9.227 Sinus Tachycardia

10.2 Sinus Tachycardia

10.50 Sinus Tachycardia

10.58 Sinus Tachycardia

10.82 Sinus Tachycardia

Sinus Arrhythmia

3.10 Sinus Arrhythmia

3.14 Sinus Arrhythmia

4.2 Sinus Arrhythmia

4.5 Sinus Arrhythmia

4.10 Sinus Bradyarrhythmia

4.12 Sinus Arrhythmia

4.14 Sinus Arrhythmia

4.18 Sinus Arrhythmia

4.24 Sinus Arrhythmia

4.25 Sinus Bradyarrhythmia

4.27 Sinus Bradyarrhythmia

4.30 Sinus Arrhythmia

9.14 Sinus Bradycardia (with wide QRS) and a slight sinus

arrhythmia

Index of Practice Strips by

Rhythm Names

Index of Practice Strips by Rhythm Names 587

9.68 Sinus Arrhythmia

9.97 Sinus Bradycardia (with slight sinus arrhythmia)

9.129 Sinus Bradyarrhythmia

9.231 Sinus Arrhythmia

9.232 Sinus Arrhythmia

10.6 Sinus Arrhythmia

10.38 Sinus Bradycardia (with wide QRS) with underlying

Sinus Arrhythmia (Sinus Bradyarrhythmia)

ATRIAL RHYTHMS

Wandering Pacemaker

5.15 Wandering Pacemaker

5.22 Wandering Pacemaker

5.56 Wandering Pacemaker

9.99 Wandering Pacemaker (with a wide QRS)

9.128 Wandering Pacemaker

9.131 Wandering Pacemaker

9.178 Wandering Pacemaker (with wide QRS)

9.184 Wandering Pacemaker

10.21 Wandering Pacemaker

10.59 Wandering Pacemaker

Premature Atrial Complex

5.3 Sinus Rhythm with one PAC

5.7 Sinus Tachycardia with three PACs

5.10 Sinus Rhythm with one PAC

5.24 Sinus Bradycardia (with wide QRS) with one PAC

5.27 Sinus Rhythm with one PAC

5.33 Sinus Bradycardia (with wide QRS) with one PAC

5.37 Sinus Rhythm with one PAC

5.39 Sinus Rhythm with bigeminy of PACs

5.42 Sinus Rhythm with one PAC

5.44 Sinus Bradycardia with one PAC

5.48 Sinus Rhythm with run of three PACs

5.50 Sinus Tachycardia with one PAC

5.52 Sinus Rhythm with one PAC

5.53 Sinus Rhythm with one PAC

5.54 Sinus Rhythm with one PAC

9.18 Sinus Tachycardia with two PACs

9.27 Sinus Tachycardia with two PACs

9.42 Sinus Rhythm (with wide QRS) with one PAC

9.60 Sinus Arrhythmia (with wide QRS) with one PAC

9.71 Sinus Rhythm (with wide QRS) with one PAC

9.88 Sinus Rhythm with three PACs

9.125 Normal Sinus Rhythm with one PAC

9.138 Sinus Rhythm (with wide QRS) with one PAC

9.144 Normal Sinus Rhythm with three PACs

9.173 Normal Sinus Rhythm with two PACs

9.175 Sinus Rhythm with trigeminy of PACs

9.247 Sinus Rhythm with two PACs

10.9 Sinus Tachycardia with one PAC

10.65 Sinus Rhythm (with wide QRS) with bigeminy of PACs

10.69 Sinus Tachycardia with a single PAC and a run of

three PACs (short burst of PAT)

Atrial Tachycardia

9.243 Atrial Tachycardia

10.43 Atrial Tachycardia

10.69 Sinus Tachycardia with a single PAC and a run of

three PACs (short burst of PAT)

10.96 Atrial Tachycardia

Atrial Flutter

5.2 Atrial Flutter with 2:1 response

5.5 Atrial Flutter with 4:1 response

5.11 Atrial Flutter with variable response

5.13 Atrial Flutter with 4:1 response

5.14 Atrial Flutter with 4:1 response

5.17 Atrial Flutter with 2:1 response

5.25 Atrial Flutter with variable response

5.28 Atrial Flutter with 2:1 response

5.30 Atrial Flutter with 4:1 response

5.32 Atrial Flutter with variable response, uncontrolled

5.34 Atrial Flutter with 2:1 response

5.38 Atrial Flutter with 2:1 response

5.40 Atrial Flutter with 2:1 response (with wide QRS)

5.41 Atrial Flutter with 4:1 response

5.45 Atrial Flutter with 2:1 response

5.47 Atrial Flutter with 2:1 response

5.51 Atrial Flutter with 2:1 response

5.55 Atrial Flutter with variable response

5.57 Atrial Flutter with 2:1 response

9.5 Atrial Flutter with variable block

9.12 Atrial Flutter with 4:1 response

9.32 Atrial Flutter with variable block

9.49 Atrial Flutter with variable response

9.52 Atrial Flutter with variable response

9.56 Atrial Flutter with variable response

9.64 Atrial Flutter with 4:1 response

9.77 Atrial Flutter with 4:1 block

9.80 Atrial Flutter with variable block

9.108 Atrial Flutter with variable response

9.127 Atrial Flutter with 5:1 response

9.146 Atrial Flutter with variable response

9.167 Atrial Flutter with variable response

9.174 Atrial Flutter with variable response

9.198 Atrial Flutter with 3:1 response

9.216 Atrial Flutter with variable response

9.226 Atrial Flutter with variable response

9.249 Atrial Flutter with 4:1 response

10.1 Atrial Flutter with 4:1 response

10.14 Atrial Flutter with rapid, variable ventricular

response (with wide QRS)

10.29 Atrial Flutter with 2:1 response

10.32 Atrial Flutter with variable response

10.37 Atrial Flutter with variable response

10.46 Atrial Flutter with 4:1 response (with wide QRS)

10.57 Atrial Flutter with variable response (4:1, 2:1)

10.73 Atrial Flutter with 2:1 response

Atrial Fibrillation

5.1 Atrial Fibrillation, controlled

5.4 Atrial Fibrillation, controlled (with wide QRS)

5.6 Atrial Fibrillation, controlled

5.8 Atrial Fibrillation, controlled

5.9 Atrial Fibrillation, uncontrolled

5.12 Atrial Fibrillation, controlled

5.16 Atrial Fibrillation, controlled

5.18 Atrial Fibrillation, uncontrolled

5.19 Atrial Fibrillation, controlled

5.20 Atrial Fibrillation, uncontrolled

5.21 Atrial Fibrillation, uncontrolled

5.23 Atrial Fibrillation, controlled

5.26 Atrial Fibrillation, controlled (with wide QRS)

588 Index of Practice Strips by Rhythm Names

5.29 Atrial Fibrillation, uncontrolled

5.31 Atrial Fibrillation, controlled

5.35 Atrial Fibrillation, uncontrolled

5.36 Atrial Fibrillation, uncontrolled

5.43 Atrial Fibrillation, uncontrolled

5.46 Atrial Fibrillation, controlled

5.49 Atrial Fibrillation, controlled

9.2 Atrial Fibrillation, controlled (bradycardia)

9.10 Atrial Fibrillation, uncontrolled

9.17 Atrial Fibrillation, uncontrolled

9.24 Atrial Fibrillation, controlled (with wide QRS)

9.31 Atrial Fibrillation, controlled

9.41 Atrial Fibrillation, controlled

9.44 Atrial Fibrillation, uncontrolled

9.47 Atrial Fibrillation, controlled

9.54 Atrial Fibrillation, controlled

9.58 Atrial Fibrillation, uncontrolled

9.61 Atrial Fibrillation, uncontrolled

9.63 Atrial Fibrillation, uncontrolled

9.67 Atrial Fibrillation, controlled

9.75 Atrial Fibrillation, uncontrolled (with wide QRS)

9.85 Atrial Fibrillation, controlled (with wide QRS)

9.86 Atrial Fibrillation, uncontrolled

9.101 Atrial Fibrillation, uncontrolled

9.111 Atrial Fibrillation, controlled (with wide QRS)

9.153 Atrial Fibrillation, uncontrolled

9.166 Atrial Fibrillation, uncontrolled

9.188 Atrial Fibrillation, controlled

9.190 Atrial Fibrillation, controlled

9.191 Atrial Fibrillation, controlled (with wide QRS)

9.205 Atrial Fibrillation, controlled

9.207 Atrial Fibrillation, controlled

9.211 Atrial Fibrillation, uncontrolled (with wide QRS)

9.213 Atrial Fibrillation, uncontrolled

9.215 Atrial Fibrillation, uncontrolled

9.220 Atrial Fibrillation, uncontrolled

9.230 Atrial Fibrillation, controlled

9.248 Atrial Fibrillation, uncontrolled

10.18 Atrial Fibrillation, uncontrolled

10.25 Atrial Fibrillation, controlled

10.49 Atrial Fibrillation, controlled

10.54 Atrial Fibrillation, controlled

10.62 Atrial Fibrillation, controlled

10.78 Atrial Fibrillation, controlled (with wide QRS)

10.81 Atrial Fibrillation, controlled (with wide QRS)

JUNCTIONAL RHYTHMS

Premature Junctional Complex

6.1 Sinus Tachycardia with one PJC

6.5 Sinus Bradycardia with one PJC

6.10 Sinus Rhythm with one PJC

6.20 Sinus Bradycardia with one PJC

6.26 Sinus Bradycardia with one PJC

6.30 Sinus Bradycardia with two PJCs

6.35 Sinus Rhythm with bigeminy of PJCs

6.40 Sinus Rhythm with one PJC

9.91 Sinus Rhythm (with wide QRS) with First-Degree

Heart Block and one PJC

9.104 Sinus Tachycardia (with a wide QRS)

and two PJCs

9.137 Sinus Rhythm with bigeminy of PJCs

10.22 Sinus Rhythm with one PJC

Junctional Escape Rhythm

6.4 Junctional Escape Rhythm

6.12 Junctional Escape Rhythm

6.14 Junctional Escape Rhythm

(with wide QRS)

6.18 Junctional Escape Rhythm

6.25 Junctional Escape Rhythm

6.27 Junctional Escape Rhythm

6.29 Junctional Escape Rhythm

9.112 Junctional Escape Rhythm

9.186 Junctional Escape Rhythm

9.233 Junctional Escape Rhythm

10.11 Junctional Escape Rhythm

10.68 Junctional Escape Rhythm

10.80 Junctional Escape Rhythm

10.85 Junctional Escape Rhythm

10.90 Junctional Escape Rhythm

Accelerated Junctional Rhythm

6.2 Accelerated Junctional Rhythm

6.6 Accelerated Junctional Rhythm

6.8 Accelerated Junctional Rhythm

6.13 Accelerated Junctional Rhythm

6.19 Accelerated Junctional Rhythm

6.22 Accelerated Junctional Rhythm

6.31 Accelerated Junctional Rhythm

6.36 Accelerated Junctional Rhythm

6.38 Accelerated Junctional Rhythm

9.134 Accelerated Junctional Rhythm

9.143 Accelerated Junctional Rhythm

10.75 Accelerated Junctional Rhythm

10.94 Accelerated Junctional Rhythm

Junctional Tachycardia

6.3 Junctional Tachycardia

6.15 Junctional Tachycardia

6.17 Junctional Tachycardia

6.24 Junctional Tachycardia

9.50 Junctional Tachycardia

9.180 Junctional Tachycardia

10.40 Junctional Tachycardia

Supraventricular Tachycardia

6.7 Supraventricular Tachycardia

6.9 Supraventricular Tachycardia

6.11 Supraventricular Tachycardia

6.16 Supraventricular Tachycardia (with baseline artifact)

6.21 Supraventricular Tachycardia

6.23 Supraventricular Tachycardia

6.28 Supraventricular Tachycardia

6.32 Supraventricular Tachycardia

6.33 Supraventricular Tachycardia

6.34 Supraventricular Tachycardia

6.37 Supraventricular Tachycardia

6.39 Supraventricular Tachycardia

6.41 Supraventricular Tachycardia

9.73 Supraventricular Tachycardia

9.89 Supraventricular Tachycardia—probably Atrial

Tachycardia

9.92 Supraventricular Tachycardia

9.219 Supraventricular Tachycardia

Index of Practice Strips by Rhythm Names 589

9.228 Supraventricular Tachycardia

10.10 Supraventricular Tachycardia

10.19 Supraventricular Tachycardia

10.47 Supraventricular Tachycardia

10.66 Supraventricular Tachycardia

10.70 Supraventricular Tachycardia

10.76 Supraventricular Tachycardia (with wide QRS)

10.83 Supraventricular Tachycardia

10.89 Supraventricular Tachycardia

HEART BLOCKS

First-Degree Heart Block

7.1 Sinus Bradycardia with First-Degree Heart Block

7.5 Sinus Rhythm with First-Degree Heart Block (with

wide QRS)

7.11 Sinus Rhythm with First-Degree Heart Block (with

wide QRS)

7.15 Sinus Rhythm with First-Degree Heart Block

7.19 Sinus Bradycardia with First-Degree Heart Block

(with wide QRS)

7.22 Sinus Rhythm with First-Degree Heart Block

7.23 Sinus Rhythm with First-Degree Heart Block

7.26 Sinus Rhythm with First-Degree Heart Block

7.27 Sinus Rhythm with First-Degree Heart Block

7.28 Sinus Arrhythmia with First-Degree Heart Block

7.30 Sinus Rhythm with First-Degree Heart Block

7.31 Sinus Bradycardia with First-Degree Heart Block

7.34 Sinus Rhythm with First-Degree Heart Block

7.35 Sinus Bradycardia with First-Degree Heart Block

(with wide QRS)

7.36 Third-Degree Heart Block (CHB) with junctional

escape focus

8.31 Sinus Rhythm with First-Degree Heart Block,

with one PVC and run of PVCs

9.1 Sinus Rhythm (borderline bradycardia) with

First-Degree Heart Block (with wide QRS)

9.6 Sinus Rhythm (borderline bradycardia) with

First-Degree Heart Block and two unifocal PVCs

9.16 Sinus Rhythm (with wide QRS) with First-Degree

Heart Block and three unifocal PVCs

(possibly quadrigeminy)

9.20 Sinus Rhythm with First-Degree Heart Block (with

wide QRS)

9.35 Sinus Rhythm with First-Degree Heart Block

9.65 Sinus Rhythm with First-Degree Heart Block

9.72 Sinus Rhythm with First-Degree Heart Block

9.91 Sinus Rhythm (with wide QRS) with First-Degree

Heart Block and one PJC

9.105 Sinus Rhythm with First-Degree Heart Block

9.109 Sinus Rhythm with First-Degree Heart Block

9.117 Sinus Rhythm with First-Degree Heart Block with

trigeminy of PVCs

9.122 Sinus Rhythm with First-Degree Heart Block and

one PVC

9.132 Sinus Rhythm with First-Degree Heart Block

9.147 Sinus Rhythm with First-Degree Heart Block

9.154 Sinus Rhythm with First-Degree Heart Block

9.165 Sinus Rhythm with First-Degree Heart Block with

two unifocal PVCs

9.177 Sinus Rhythm with First-Degree Heart Block

9.197 Sinus Rhythm with First-Degree Heart Block

9.210 Sinus Bradycardia with First-Degree Heart Block

9.214 Sinus Rhythm with First-Degree Heart Block with

one PVC

9.221 Sinus Bradycardia with First-Degree Heart Block

9.234 Sinus Bradycardia with First-Degree Heart Block

9.238 Sinus Bradycardia with First-Degree Heart Block

10.3 Sinus Tachycardia with First-Degree Heart Block

10.8 Sinus Rhythm with First-Degree Heart Block

10.17 Sinus Bradycardia with First-Degree Heart Block

10.28 Sinus Rhythm with First-Degree Heart Block

(with wide QRS)

10.56 Sinus Rhythm with First-Degree Heart lock

10.71 Sinus Bradycardia (with wide QRS) with First-Degree

Heart Block

Wenckebach-type I Second-Degree Heart Block

7.2 Wenckebach—Type I Second-Degree Heart Block

7.6 Wenckebach—Type I Second-Degree Heart Block

7.7 Wenckebach—Type I Second-Degree Heart Block

7.9 Wenckebach—Type I Second-Degree Heart Block

(with wide QRS)

7.13 Wenckebach—Type I Second-Degree Heart Block

7.18 Wenckebach—Type I Second-Degree Heart Block

7.20 Wenckebach—Type I Second-Degree Heart Block

7.29 Wenckebach—Type I Second-Degree Heart Block

7.32 Wenckebach—Type I Second-Degree Heart Block

(with wide QRS)

7.38 Wenckebach—Type I Second-Degree Heart Block

9.33 Wenckebach (Type I Second-Degree Heart Block)

9.82 Wenckebach (Type I Second-Degree Heart Block)

9.114 Wenckebach (Type I Second-Degree Heart Block)

9.135 Wenckebach (Type I Second-Degree Heart Block)

9.181 Wenckebach (Type I Second-Degree Heart Block)

10.23 Wenckebach (Type I Second-Degree Heart Block)

10.51 Wenckebach (Type I Second-Degree Heart Block)

(with wide QRS)

Type II Second-Degree Heart Block

7.8 Type II Second-Degree Heart Block with 2:1

conduction

7.12 Type II Second-Degree Heart Block with 2:1 conduction

7.16 Type II Second-Degree Heart Block with 2:1

conduction

7.25 Type II Second-Degree Heart Block with variable

conduction

7.37 Type II Second-Degree Heart Block with 2:1

conduction

7.40 Type II Second-Degree Heart Block with 2:1

conduction

9.22 Type II Second-Degree Heart Block (2:1)

9.123 Type II Second-Degree Heart Block with 2:1

conduction (with wide QRS)

9.172 Type II Second-Degree Heart Block (2:1)

9.245 Type II Second-Degree Heart Block with 2:1

conduction

10.91 Type II Second-Degree Heart Block (with variable

conduction)

Third-Degree Heart Block (CHB)

7.3 Third-Degree Heart Block (CHB) with ventricular

escape focus

7.4 Third-Degree Heart Block (CHB) with junctional

escape focus

590 Index of Practice Strips by Rhythm Names

7.10 Third-Degree Heart Block (CHB) with ventricular

escape focus

7.14 Third-Degree Heart Block (CHB) with ventricular

escape focus

7.17 Third-Degree Heart Block (CHB) with junctional

escape focus

7.21 Third-Degree Heart Block (CHB) with ventricular

escape focus

7.24 Third-Degree Heart Block (CHB) with junctional

escape focus

7.33 Third-Degree Heart Block (CHB) with ventricular

escape focus

7.39 Third-Degree Heart Block (CHB) with junctional

escape focus

7.41 Third-Degree Heart Block (CHB) with junctional

escape focus

8.60 Third-Degree Heart Block (CHB) with junctional

escape focus with one PVC

9.84 Third-Degree Heart Block (CHB) with ventricular

escape focus

9.90 Third-Degree Heart Block (CHB) with junctional

escape focus

9.93 Third-Degree Heart Block (CHB) with ventricular

escape focus

9.140 Third-Degree Heart Block (CHB)

9.145 Third-Degree Heart Block (CHB) with ventricular

escape focus

9.161 Third-Degree Heart Block (CHB) with ventricular

escape focus

9.187 Third-Degree Heart Block (CHB) with ventricular

escape focus

9.195 Third-Degree Heart Block (CHB) with ventricular

escape focus

9.218 Third-Degree Heart Block (CHB) with ventricular

escape focus

9.224 Third-Degree Heart Block (CHB) with a ventricular

escape focus

9.239 Third-Degree Heart Block (CHB) with a ventricular

escape focus (rate accelerated, probably due to drugs)

10.26 Complete Heart Block with junctional escape focus

10.33 Complete Heart Block with ventricular escape focus

(atrial rate is slowing)

10.42 Complete Heart Block with ventricular escape focus

(A–V dissociation)

10.45 Third-Degree Heart Block (CHB) with ventricular

escape focus

10.61 Third-Degree Heart Block (CHB) with ventricular

escape focus

10.67 Complete Heart Block with ventricular escape focus

(and underlying Sinus Arrhythmia)

10.86 Complete Heart Block with junctional escape focus

10.98 Complete Heart Block with ventricular escape focus

VENTRICULAR RHYTHMS

Premature Ventricular Complex

8.1 Sinus Rhythm (with wide QRS) with two PVCs

8.2 Sinus Rhythm with bigeminy of PVCs

8.3 Sinus Bradycardia with one PVC

8.5 Sinus Rhythm with three unifocal PVCs (possibly

trigeminy)

8.7 Sinus Rhythm with two unifocal PVCs and a short

burst of Ventricular Tachycardia

8.9 Sinus Rhythm (with wide QRS) with two multifocal

PVCs

8.11 Sinus Tachycardia with three unifocal PVCs

8.13 Sinus Rhythm with bigeminy of PVCs

8.16 Sinus Rhythm with a run of three PVCs

8.19 Sinus Rhythm with one PVC

8.22 Sinus Rhythm with two unifocal PVCs

8.24 Sinus Arrhythmia (with wide QRS) with one PVC

8.26 Sinus Rhythm (with wide QRS) with two unifocal

PVCs

8.29 Sinus Rhythm with one PVC

8.31 Sinus Rhythm with First-Degree Heart Block, with

one PVC and run of three PVCs

8.33 Sinus Rhythm with two unifocal PVCs

8.34 Atrial Fibrillation, controlled, with bigeminy of

unifocal PVCs

8.35 Sinus Rhythm with four multifocal PVCs

8.37 Atrial Fibrillation, uncontrolled, (with wide QRS) and

one PVC

8.38 Atrial Fibrillation, uncontrolled, with one PVC

8.39 Sinus Rhythm with bigeminy of unifocal PVCs

8.42 Sinus Tachycardia with two multifocal PVCs

8.43 Atrial Fibrillation, uncontrolled, with one PVC

8.45 Sinus Rhythm with bigeminy of PVCs

8.46 Sinus Rhythm with one PVC

8.47 Sinus Rhythm with trigeminy of PVCs (assuming

pattern continues)

8.48 Sinus Bradycardia with one PVC (R on T

Phenomenon)

8.51 Atrial Fibrillation, controlled, with two multifocal

PVCs

8.53 Sinus Rhythm (with wide QRS) with one PVC

8.55 Sinus Tachycardia with two unifocal PVCs

8.58 Sinus Rhythm with two unifocal PVCs, possibly

quadrigeminy (if pattern continues)

8.59 Wandering Pacemaker (tachycardia range)

with one PVC

8.60 Third-Degree Heart Block (CHB) with junctional

escape focus with one PVC

8.62 Sinus Tachycardia with multiple multifocal PVCs,

including a run of three PVCs

8.64 Sinus Rhythm with bigeminy of PVCs

8.65 Sinus Rhythm with multiple unifocal PVCs, possibly

quadrigeminy

8.66 Sinus Rhythm with one PVC

8.67 Sinus Rhythm with multiple unifocal PVCs, possibly

quadrigeminy

8.69 Sinus Rhythm with one PVC

8.72 Sinus Rhythm with two unifocal PVCs

8.75 Atrial Fibrillation, uncontrolled, with one PVC

8.77 Sinus Rhythm (with wide QRS) with two multifocal

PVCs

9.3 Sinus Rhythm with two unifocal PVCs

9.4 Sinus Rhythm (with a wide QRS) with bigeminy of

PVCs

9.6 Sinus Rhythm (borderline bradycardia) with FirstDegree Heart Block and two unifocal PVCs

9.8 Atrial Flutter with bigeminy of PVCs

9.9 Atrial Fibrillation, controlled, with bigeminy of PVCs

9.16 Sinus Rhythm (with wide QRS) with First-Degree

Heart Block and three unifocal PVCs (possibly

quadrigeminy)

9.19 Sinus Rhythm with three unifocal PVCs (possibly

trigeminy)

Index of Practice Strips by Rhythm Names 591

9.21 Sinus Rhythm (with wide QRS) with two multifocal

PVCs

9.23 Sinus Rhythm with bigeminy of PVCs

9.26 Atrial Fibrillation, controlled, with three unifocal

PVCs

9.28 Sinus Tachycardia (with a wide QRS) with bigeminy

of PVCs

9.30 Atrial Fibrillation (with wide QRS) with multifocal

PVCs and one PVC couplet

9.37 Atrial Flutter with 4:1 response and two unifocal

PVCs

9.38 Sinus Tachycardia (with a wide QRS) with two

unifocal PVCs

9.45 Sinus Rhythm with one PVC

9.53 Sinus Tachycardia with trigeminy of PVCs

9.62 Sinus Rhythm (with wide QRS) with two unifocal

PVCs

9.69 Atrial Fibrillation, controlled (with wide QRS) with

runs of PVCs

9.78 Atrial Fibrillation, controlled, with one PVC

9.79 Sinus Rhythm with one PVC

9.83 Sinus Arrhythmia with multifocal PVCs

9.89 Supraventricular Tachycardia—probably Atrial

Tachycardia (see note)

9.96 Atrial Fibrillation, uncontrolled, with two multifocal

PVCs

9.103 Sinus Rhythm with bigeminy of PVCs

9.107 Sinus Bradycardia with one PVC

9.116 Sinus Rhythm with one PVC

9.117 Sinus Rhythm with First-Degree Heart Block with

trigeminy of PVCs

9.119 Sinus Rhythm with two unifocal PVCs

9.121 Normal Sinus Rhythm with one PVC

9.122 Sinus Rhythm with First-Degree Heart Block and one

PVC

9.133 Atrial Flutter with 4:1 response, with one PVC

9.136 Sinus Rhythm with bigeminy of PVCs

9.139 Normal Sinus Rhythm with bursts of Ventricular

Tachycardia

9.149 Sinus Tachycardia with one PVC

9.150 Sinus Bradycardia with one PVC

9.164 Sinus Rhythm (with wide QRS) with one PVC

9.169 Sinus Tachycardia with two PVCs and coupled PVCs,

all unifocal

9.170 Sinus Rhythm with bigeminy of PVCs

9.176 Normal Sinus Rhythm with two unifocal PVCs

9.182 Sinus Tachycardia with PVC and coupled PVCs, all

unifocal

9.185 Sinus Tachycardia with bigeminy of PVCs

9.192 Sinus Tachycardia with trigeminy of PVCs

9.194 Sinus Rhythm (with wide QRS) with two unifocal

PVCs

9.199 Normal Sinus Rhythm with one PVC

9.203 Sinus Tachycardia with three PVCs, two of them

coupled

9.208 Normal Sinus Rhythm with two unifocal PVCs

9.229 Sinus Rhythm with two multifocal PVCs

9.235 Sinus Rhythm with trigeminy of PVCs

9.236 Sinus Rhythm with trigeminy of PVCs

9.244 Sinus Rhythm with bigeminy of PVCs

9.250 Sinus Bradycardia with two unifocal PVCs

10.4 Sinus Rhythm with one PVC

10.12 Sinus Bradycardia with one (interpolated) PVC

10.15 Sinus Rhythm with bigeminy of unifocal PVCs

10.34 Atrial Fibrillation, controlled, with a run of four

PVCs (short burst of Ventricular Tachycardia)

10.41 Atrial Fibrillation, controlled, with two unifocal PVCs

10.55 Sinus Rhythm with single PVC and a run of three

PVCs, all unifocal

10.64 Atrial Fibrillation, uncontrolled, with single PVC

10.72 Atrial Fibrillation, uncontrolled, with bigeminy of

PVCs

10.79 Sinus Bradycardia with two unifocal PVCs

10.87 Atrial Fibrillation, uncontrolled, with one PVC

10.93 Sinus Rhythm with trigeminy of unifocal PVCs

10.97 Atrial Fibrillation, uncontrolled, with two single

PVCs and a run of three PVCs, all unifocal

Ventricular Tachycardia

8.4 Ventricular Tachycardia

8.7 Sinus Rhythm with two unifocal PVCs and a short

burst of Ventricular Tachycardia

8.8 Ventricular Tachycardia

8.10 Ventricular Tachycardia

8.12 Ventricular Tachycardia

8.17 Ventricular Tachycardia

8.21 Ventricular Tachycardia changing into Ventricular

Fibrillation

8.30 Ventricular Tachycardia

8.32 Ventricular Tachycardia

8.41 Ventricular Tachycardia

8.50 Ventricular Tachycardia (slow rate range)

8.56 Ventricular Tachycardia

8.62 Sinus Tachycardia with multiple multifocal PVCs,

including a short burst of Ventricular Tachycardia

8.68 Ventricular Tachycardia

8.70 Ventricular Tachycardia (slow rate range)

8.74 Ventricular Tachycardia

8.76 Ventricular Tachycardia

9.13 Ventricular Tachycardia

9.40 Ventricular Tachycardia (Ventricular Flutter)

9.55 Ventricular Tachycardia

9.100 Ventricular Tachycardia

9.110 Ventricular Tachycardia

9.115 Ventricular Tachycardia

9.118 Ventricular Tachycardia

9.120 Slow Ventricular Tachycardia

9.130 Ventricular Tachycardia

9.139 Normal Sinus Rhythm with bursts of Ventricular

Tachycardia

9.142 Slow Ventricular Tachycardia

9.151 Ventricular Tachycardia

9.193 Ventricular Tachycardia (slow rate range)

9.200 Ventricular Tachycardia

9.212 Ventricular Tachycardia into Ventricular Fibrillation

9.241 Slow Ventricular Tachycardia

10.5 Ventricular Tachycardia

10.24 Ventricular Tachycardia

10.34 Atrial Fibrillation, controlled, with a run of four

PVCs (short burst of Ventricular Tachycardia)

10.36 Ventricular Tachycardia

10.44 Ventricular Tachycardia

10.48 Ventricular Tachycardia

10.53 Ventricular Tachycardia

10.60 Ventricular Tachycardia

10.74 Ventricular Tachycardia

10.84 Ventricular Tachycardia (slow rate range)

592 Index of Practice Strips by Rhythm Names

10.95 Ventricular Tachycardia

10.97 Atrial Fibrillation, uncontrolled, with two single

PVCs and a run of three PVCs, all unifocal

10.100 Ventricular Tachycardia

Ventricular Fibrillation

8.6 Ventricular Fibrillation

8.14 Ventricular Fibrillation

8.18 Ventricular Fibrillation

8.20 Ventricular Fibrillation

8.21 Ventricular Tachycardia changing into Ventricular

Fibrillation

8.25 Ventricular Fibrillation

8.28 Ventricular Fibrillation

8.36 Ventricular Fibrillation

8.44 Ventricular Fibrillation

8.49 Ventricular Fibrillation

8.52 Ventricular Fibrillation

8.54 Ventricular Fibrillation

8.61 Ventricular Fibrillation

8.71 Ventricular Fibrillation

9.11 Ventricular Fibrillation

9.15 Ventricular Fibrillation

9.57 Ventricular Fibrillation

9.70 Ventricular Fibrillation

9.74 Ventricular Fibrillation

9.81 Ventricular Fibrillation

9.94 Ventricular Fibrillation (Agonal Rhythm)

9.102 Ventricular Fibrillation

9.106 Ventricular Fibrillation

9.124 Ventricular Fibrillation into Asystole

9.126 Ventricular Fibrillation

9.156 Ventricular Fibrillation

9.159 Ventricular Fibrillation

9.171 Ventricular Fibrillation (Agonal Rhythm)

9.189 Ventricular Fibrillation

9.201 Ventricular Fibrillation (Agonal Rhythm)

9.212 Ventricular Tachycardia into Ventricular Fibrillation

10.16 Ventricular Fibrillation

10.92 Ventricular Fibrillation

10.99 Ventricular Fibrillation (Agonal Rhythm)

Idioventricular Rhythm

8.15 Idioventricular Rhythm

8.23 Idioventricular Rhythm

8.27 Idioventricular Rhythm

8.40 Idioventricular Rhythm

8.57 Idioventricular Rhythm

8.63 Idioventricular Rhythm

8.73 Idioventricular Rhythm ending in Agonal Rhythm

9.76 Accelerated Idioventricular Rhythm

9.155 Idioventricular Rhythm

9.223 Idioventricular Rhythm

9.240 Idioventricular Rhythm

9.246 Idioventricular Rhythm, Asystole

10.7 Idioventricular Rhythm

10.52 Idioventricular Rhythm

Asystole/Agonal Rhythm

8.73 Idioventricular Rhythm ending in agonal rhythm

9.94 Ventricular Fibrillation (Agonal Rhythm)

9.113 Ventricular Tachycardia into Asystole

9.124 Ventricular Fibrillation into Asystole

9.152 Asystole

9.171 Ventricular Fibrillation (Agonal Rhythm)

9.183 Asystole (Agonal Rhythm)

9.201 Ventricular Fibrillation (Agonal Rhythm)

9.242 Ventricular Standstill

9.246 Idioventricular Rhythm, Asystole

10.27 Sinus Bradycardia (with wide QRS) Agonal Rhythm

10.31 Ventricular Standstill

10.35 Asystole (assuming that equipment is functioning

properly)

10.39 Asystole (Agonal Rhythm)

10.99 Ventricular Fibrillation (Agonal Rhythm)

593

A

absolute refractory period, 27

Accelerated Junctional Rhythm

clinical picture, 465

conduction, 145

defined, 145

mechanism of, 145

PR interval, 145, 146

P waves, 145, 146

QRS complex, 145, 146

rates, 145, 146

regularity, 145–147

R-to-R interval, 146

rules, 145–146

significance, 465

acute myocardial infarction, 463

Advanced Cardiac Life Support (ACLS), 463

agonal rhythm, Idioventricular Rhythm, 228

anterior surface, 459, 461

anterior wall infarctions, 484, 485

anterobasal infarctions, 485

anterolateral infarctions, 484, 485

anteroseptal infarctions, 484, 485

aorta, 455–457

aortic valve, 456, 458

apex, heart, 455

apical infarctions, 485

arrhythmias

See also type of

categories/types of, 49

clinical implications, 463–466

defined, 2

electrical activity, 463

Matrix of Clinical Impact, 463, 464

treating, 463–466

artifact

causes of, 25

types of, 25–26

artificial pacemakers, 534–535

Asystole

clinical picture, 466

conduction, 229

defined, 228

identifying, 228–229

mechanism of, 229

PR interval, 229, 230

P waves, 229, 230

QRS complex, 229, 230

rates, 229, 230

regularity, 229, 230

rules, 229, 230

significance, 466

AT. See Atrial Tachycardia

atria

cardiac cycle, 19–21

description of, 455

atrial arrhythmias, 94–95

atrial demand pacemakers (AAI), 535

atrial depolarization, 21, 95

atrial diastole, 458, 459

atrial enlargement, 488

Atrial Fibrillation

cause of, 102

clinical picture, 465

conduction, 103

F waves, 103

mechanism of, 103

PR interval, 104

P waves, 102–104

QRS complex, 103, 104

rates, 103, 104

regularity, 103, 104

R-to-R interval, 103

rules, 104

significance, 465

Atrial Flutter

atrioventricular node, 101

cause of, 100–101

clinical picture, 465

conduction, 101

F waves, 101

mechanism of, 101

PR interval, 101

P waves, 101–102

QRS complex, 101, 102

rates, 101, 102

regularity, 101, 102

R-to-R interval, 101

rules, 102

significance, 465

atrial gallop rhythm, 458

atrial pacemakers, 535

atrial rate, 101–104

atrial rhythms

Atrial Fibrillation, 102–104

Atrial Flutter, 100–102

Atrial Tachycardia, 99–100

cause of, 95

defined, 94–95

ectopics, 97

features, 95

key points, 105

origination, 95

practice strips, 108–136

Premature Atrial Complex, 97–99

P waves, 95

QRS complex, 95

R-to-R interval, 101

rules, 102

self-test, 105–107

Wandering Pacemaker, 95–96

atrial systole, 458, 459

Subject Index

594 Subject Index

Atrial Tachycardia (AT)

cause of, 99

clinical picture, 465

conduction, 99

mechanism of, 99

PR interval, 100

P waves, 99, 100

QRS complex, 100

rates, 99, 100

regularity, 99, 100

R-to-R interval, 100

significance, 465

atrioventricular (A-V) dissociation, 186, 187

atrioventricular junction. See AV Junction

atrioventricular node (AV)

Atrial Flutter and, 101

conduction through, 174–175

delay, 22

electrical conduction, 5–6

role of, 55

use of term, 6

Augmented leads, 469

automaticity, 3

AV. See atrioventricular node

AV blocks. See heart blocks

AV Junction

defined, 6

inherent rates, 6–7

irritability and escape, 7–8

AV sequential pacemakers (DVI), 535

AV synchronous pacemakers, 535

axis

defined, 471

deviation, 473–474, 492

lead, 471–472

mean QRS axis, 471

vectors and, 470–475

B

base, heart, 455

battery failure, pacemaker, 538

BBB. See bundle branch block

bicuspid valve, 456, 458

bigeminy, 222, 223

biphasic, 472, 488

bipolar leads, 468, 469

blocks. See heart blocks

blood

deoxygenated, 459

flow, 456, 457

oxygenated, 456, 458

bradycardias

See also type of

defined, 71

Matrix of Clinical Impact, 463, 464

bundle branch block (BBB)

left, 489, 490

origin of, 488–489

right, 489, 490

12-lead EKG interpretation, 492

wide QRS measurement, 489

bundle branches, left and right, 5

Bundle of His, 5, 6, 174

C

calcium, 489

calipers, 23, 24, 50, 54, 403

capture, pacemaker, 534

cardiac anatomy and physiology, 454–461

cardiac arrest, 463

cardiac cycle, 19–21, 458

cardiac function, 2, 468

cardiac muscle, 4

cardiac output, 463

cells

impulse formation, 3–4

membrane, 3

central terminal, 468

chamber enlargement, 492

atrial, 488

causes of, 488

12-lead EKG interpretation, 492

ventricular, 488, 489

chamber paced, 535

chamber sensed, 535–536

chordate tendineae, 456

Clinical Impact of Arrhythmias, 462–466

clues, EKG analysis, 49–50

compensatory pause, 216, 218

competition, pacemaker, 538, 539

Complete Heart Block (CHB). See Third-Degree Block

(Complete Heart Block)

conducting wire, pacemaker, 534

conduction system

Accelerated Junctional Rhythm, 145

Asystole, 229

Atrial Fibrillation, 103

Atrial Flutter, 101

Atrial Tachycardia, 99

AV node, 174–175

description of, 5–6

First-Degree Block, 177, 189

Idioventricular Rhythm, 228

Junctional Escape Rhythm, 143

Junctional Tachycardia, 145

Normal Sinus Rhythm, 69

Premature Atrial Complex, 97, 98

Premature Junctional Complex, 141

Premature Ventricular Complex, 216

Second-Degree Block, Type I (Wenckebach), 182–184, 189

Second-Degree Block, Type II, 180, 181, 189

Sinus Arrhythmia, 73

Sinus Bradycardia, 72

Sinus Tachycardia, 72

Third-Degree Block (Complete Heart Block), 186, 189

Ventricular Fibrillation, 226

Ventricular Tachycardia, 225

Wandering Pacemaker, 95

conductive cells. See electrical (conductive) cells

context, 12-lead EKG analysis and, 490–491

contracting cells. See mechanical (contracting) cells

conventional 12-lead EKG, 469

Subject Index 595

coronary circulation, 458–460

coronary sinus, 459

couplets, 221 D

DDD (optimal pacemakers), 535

deflections

direction and magnitude of, 18

downward, 18, 468

interpretation of EKG, 472–473

intrinsicoid, 473

upright, 18, 468

demand pacemakers

atrial, 535

ventricular, 535, 536

deoxygenated blood, 459

depolarization

atrial, 21

defined, 4

discharge state, 3

ventricular, 22

diaphragmatic surface, 459, 461

diastole, 458, 459

digitalis toxicity, 489, 491

dilation, chamber enlargement and, 488

discharge state, 3

downward deflections, 18, 468

dual-chamber pacemakers, 535

DVI (AV sequential pacemakers), 535

dysrhythmia. See arrhythmias E

ectopics, 97

Einthoven’s Triangle, 469

EKG analysis

clues, 49–50

pacemakers, 536

pattern recognition, 49

EKG rhythm strips, analyzing

example of a typical, 20, 21

format for, 48–50

key points, 57

practice strips, 60–67

PR interval, 50, 54–55

P waves, 50, 53–54

QRS complex, 50, 54–55

rate, 50–53

regularity, 50–51

self-test, 57–59

EKGs