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Large atrial septal defect on cardiac POCUS with an oddly satisfying bubble study.

Eric Abrams, MD @eabramsMD

#Bubble
Large atrial septal ... #Study #ASD #Atrial ... #SeptalDefect # ... Clinical #Cardiology ... Echocardiogram #A4C
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
1 AV conduction ... Type 2 "If some ... independently of the atria ... #heartblock #cardiology ... ekg #diagnosis #electrocardiogram
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Complete Heart Block ... Tachycardia with 2: ... 1 AV Block • Bidirectional ... Arrhythmias #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Atrial flutter ... 1 , 3:2, 4:3, etc ... block (lower AV ... EKG #diagnosis #electrocardiogram ... #cardiology #differential
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
relationship (2: ... 1 or 3:1 block) ... P and QRS • Atrial ... • Block in AV ... #ecg #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Interpretation Cheat Sheet 1) ... interval < 120 ms = AV ... • 2° Block Type ... Interpretation #ECG #Electrocardiogram ... #cardiology #diagnosis
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
boxes) - HiPR: AV ... block - LoPR: ... WPW, ectopic atrial ... EKG #diagnosis #electrocardiogram ... #cardiology #interpretation
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Differential Diagnosis 1. ... Small secundum ASD ... to right shunt 2. ... Differential #Diagnosis #cardiology ... #pocus #bubble
Double Shunt on Echocardiogram
What do you see on this saline contrast study, in a patient with
1. ... Early transit of bubbles ... as RAP>LAP as atrial ... clinical #pocus #a4c ... intrapulmonary #cardiology