10 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
tachycardia (MAT ... 3 different P waves ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
interval < 120 ms = AV ... (e.g. ectopic atrial ... Invert III normal variant ... bradycardia • J ... Electrocardiogram #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
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
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
includes both MAT ... of a variable P-wave ... Pacemaker: VARIANT ... wap #diagnosis #cardiology ... #ekg #ecg #electrocardiogram
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
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 ... Elevation of Normal Variant ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
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
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
300 = NSVT EKG ... capture of the atria ... occur Differential ... arrhythmia • Atrial ... #cardiology