13 results
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Tachycardia: Belong ... includes both MAT ... of a variable P-wave ... wap #diagnosis #cardiology ... #ekg #ecg #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
tachycardia (MAT ... - ventricular pacemaker ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Nodal Reentrant Tachycardia ... - Premature atrial ... ECG usually shows ... at rates of 120 ... Pathophysiology #cardiology
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
May be no pattern ... P and QRS • Atrial ... • Block in AV ... (block beyond AV ... #cardiology
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
intervals vary at ... the presence of AV ... Wandering Atrial ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... aVR • Classic EKG ... : AVNRT, AVRT, atrial ... #differential # ... cardiology
Pacemaker Operating Modes
1 - Chamber paced
     A (atrium), V (ventricle), D (dual/both)
2
The lowest rate at ... the heart • AV ... of retrograde P waves ... tachycardia) Additional ... Pacing #settings #cardiology
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
short QT, Osborn J ... assoc with 1K, AV ... #EKG #Checklist ... #diagnosis #cardiology ... electrocardiogram #differential
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
intervals vary at ... the presence of AV ... Wandering Atrial ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... block; and sinus tachycardia ... Segment #Elevation #differential ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram