8 results
Inverted P Waves:
(A) Ectopic atrial rhythm
(B) Junctional rhythm 

#Inverted #PWaves #cardiology #diagnosis #ekg #ecg #electrocardiogram #differential
Inverted P Waves ... : (A) Ectopic atrial ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #differential #
Hyperkalemia after Missed Hemodialysis - Initial electrocardiogram showed peaked T waves and a prolonged QT segment
Hemodialysis - Initial electrocardiogram ... showed peaked T waves ... A) #Clinical #Cardiology ... #EM #EKG #Hyperkalemia ... #PeakedT #NEJM
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
or areas in the ... appearance on ECG ... #Diagnosis #ECG ... #EKG #Cardiology ... Flutter #Types #Classification
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... (3) SVTs - atrial ... 3 different P waves ... #electrocardiogram ... #cardiology #differential
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
non-conducted P wave ... P and QRS • Atrial ... HeartBlocks #Types #Classification ... #electrocardiogram ... #ecg #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... Disorders: • Hyperkalemia ... • Hypercalcemia ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... Subepicardial atrial ... #electrocardiogram ... #differential # ... cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Hypomagnesemia • Hypokalemia ... capture of the atria ... may not occur Differential ... arrhythmia • Atrial ... #cardiology