|
51
.
|
|
|
| Title: Diagram: type I vs. type II 2nd degree AV block |
| Description: In type I 2nd degree AV block the PR progressively lengthens until a nonconducted P wave occurs. Th.... |
| Learning Resource Type: Image |
| File Size:
36276 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
52
.
|
|
|
| Title: Diagram: AV nodal reentrant tachycardia |
| Description: The AV node often has dual pathways; in this diagram the alpha pathway is fast, but has a long refra.... |
| Learning Resource Type: Image |
| File Size:
30881 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
53
.
|
|
|
| Title: three fates of PAC's: 1. normal conduction; 2. aberrant conduction; 3. non-conduction |
| Description: three fates of PAC's: 1. normal conduction; 2. aberrant conduction; 3. non-conduction.... |
| Learning Resource Type: Image |
| File Size:
54302 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
54
.
|
|
|
| Title: All about premature beats |
| Description: All about premature beats.... |
| Learning Resource Type: Image |
| File Size:
96760 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
55
.
|
|
|
| Title: Left anterior fasicular block: frontal plane leads |
| Description: Left anterior fascicular block, LAFB, is recognized by left axis deviation of -45 degrees or greater.... |
| Learning Resource Type: Image |
| File Size:
129090 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
56
.
|
|
|
| Title: Left atrial enlargement |
| Description: Left atrial enlargement is illustrated by increased P wave duration in lead II, top ECG, and by the .... |
| Learning Resource Type: Image |
| File Size:
159736 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
57
.
|
|
|
| Title: Conceptual framework: aArrhythmias and conduction abnormalities |
| Description: Conceptual framework: aArrhythmias and conduction abnormalities.... |
| Learning Resource Type: Image |
| File Size:
22707 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
58
.
|
|
|
| Title: Indeterminate frontal plane QRS axis |
| Description: Indeterminate frontal plane QRS axis.... |
| Learning Resource Type: Image |
| File Size:
50919 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
59
.
|
|
|
| Title: Frontal plane QRS axis = -75 degrees |
| Description: Frontal plane QRS axis = -75 degrees.... |
| Learning Resource Type: Image |
| File Size:
53151 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
60
.
|
|
|
| Title: Frontal plane QRS axis = -45 degrees |
| Description: Frontal plane QRS axis = -45 degrees.... |
| Learning Resource Type: Image |
| File Size:
54645 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
61
.
|
|
|
| Title: Frontal plane QRS axis = -45 degrees |
| Description: Frontal plane QRS axis = -45 degrees.... |
| Learning Resource Type: Image |
| File Size:
52491 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
62
.
|
|
|
| Title: Frontal plane QRS axis = -15 degrees |
| Description: Frontal plane QRS axis = -15 degrees.... |
| Learning Resource Type: Image |
| File Size:
69170 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
63
.
|
|
|
| Title: Frontal plane QRS axis = 0 degrees |
| Description: Frontal plane QRS axis = 0 degrees.... |
| Learning Resource Type: Image |
| File Size:
48953 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
64
.
|
|
|
| Title: Right Bundle Branch Block |
| Description: Right Bundle Branch Block.... |
| Learning Resource Type: Image |
| File Size:
51533 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
65
.
|
|
|
| Title: Atrial parasystole |
| Description: Parasystolic rhythms involve an independent ectopic pacemaker resulting in nonfixed coupled prematur.... |
| Learning Resource Type: Image |
| File Size:
13700 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
66
.
|
|
|
| Title: Massage parlor games |
| Description: When unsure of the mechanism of a supraventricular tachycardia, carotid sinus massage may help make .... |
| Learning Resource Type: Image |
| File Size:
18693 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
67
.
|
|
|
| Title: Frontal plane QRS axis = +150 degrees (RAD) |
| Description: This is an unusual right axis deviation (RAD). Lead I is negative, which usually means RAD. Lead I.... |
| Learning Resource Type: Image |
| File Size:
71883 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
68
.
|
|
|
| Title: Nonconducted PAC's slowing the heart rate |
| Description: Consecutive nonconducted PAC's, indicated by arrows, can significantly slow the heart rate. Note th.... |
| Learning Resource Type: Image |
| File Size:
15856 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
69
.
|
|
|
| Title: Frontal plane QRS axis = +75 degrees |
| Description: Since there is no isoelectric lead in this ECG, the two closest leads are I and aVL. If I were isoe.... |
| Learning Resource Type: Image |
| File Size:
55734 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
70
.
|
|
|
| Title: three fates of PAC's |
| Description: As illustrated, PAC's can have three fates: PAC-1enters the ventricles and encounters no conduction .... |
| Learning Resource Type: Image |
| File Size:
28421 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
71
.
|
|
|
| Title: PAC's with RBBB aberration |
| Description: These PAC's, indicated by arrows, enter the ventricles and find the right bundle refractory. They th.... |
| Learning Resource Type: Image |
| File Size:
25099 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
72
.
|
|
|
| Title: Atrial echos |
| Description: In this example a typical Wenckebach sequence is interrupted by what looks like a PAC - indicated by.... |
| Learning Resource Type: Image |
| File Size:
24513 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
73
.
|
|
|
| Title: An interpolated PAC |
| Description: Although most PACs reset the sinus node producing an "incomplete compensatory pause", this PAC, indi.... |
| Learning Resource Type: Image |
| File Size:
17471 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
74
.
|
|
|
| Title: QRS axis = +60 degrees |
| Description: Lead aVL is isoelectric; leads II and III are mostly positive. The QRS axis, therefore, is +60 degr.... |
| Learning Resource Type: Image |
| File Size:
73728 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|
|
75
.
|
|
|
| Title: Left axis deviation: QRS axis = -60 degrees |
| Description: Lead aVR is isoelectric; leads II and III are mostly negative. The QRS axis, therefore, is -60 degr.... |
| Learning Resource Type: Image |
| File Size:
44508 bytes
|
|
Collection: Knowledge Weavers ECG
|
|
|
Full description
|
|
|
|