8 results
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
includes: stage 1 ... leads especially left ... leads indicates atrial ... injury. stage 2 ... #EM #IM #Cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
1. ... main coronary artery ... Subepicardial atrial ... , atrial tachycardia ... #cardiology
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
Fibroelastoma), Mass (Myxoma ... Paradoxical: Right to Left ... non-culprit vessels • Atrial ... #Embolism #diagnosis ... scoring #criteria #cardiology
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
Atrial Fibrillation ... risk factors Atrial ... atria, the size ... atrial thrombus ... atrial occlusion
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Effect in Right Atrium ... 1. ... ASD or PFO with left ... to right shunt 2. ... Effect #Right #Atrium
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
diffusion-perfusion defect (Type 1) ... anatomic shunt (Type 2) ... Microbubbles appear in left ... right atrial passage ... gas (ABC) analysis
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 ... degrees #summary #Diagnosis ... #ecg #cardiology
Double Shunt on Echocardiogram
What do you see on this saline contrast study, in a patient with
1. ... as RAP>LAP as atrial ... septum shifts left ... clinical #pocus #a4c ... intrapulmonary #cardiology