13 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... ). or 3-vessel coronary ... widened QRS and QTc ... #electrocardiogram ... #differential #
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
attributed to coronary ... Raynaud, migraine, etc ... Variable troponin elevation ... changes on tele/ECG ... tests in cath lab Treatment
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... - Syncope Syndromes ... mchlwng #Syncope #Syndromes ... diagnosis #cardiology #electrocardiogram ... #differential
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential ... interval J Wave Syndromes ... #differential # ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... point • De Winter syndrome ... #Equivalents #ECG ... #differential # ... cardiology #electrocardiogram
Progression of EKG changes in Acute Coronary Syndrome (ACS)
Hyperacute T waves:
 • Broad-based and symmetrical, usually
changes in Acute Coronary ... Syndrome (ACS) ... : • New ST elevation ... Progression #diagnosis #electrocardiogram ... #syndrome
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... (2) Sick Sinus Syndrome ... bradyarrhythmia #ECG ... #electrocardiogram ... #cardiology #differential
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
including: • Coronary ... Inherited arrhythmia syndromes ... (e.g., long QT ... syndrome, ARVC) ... more intensive treatment
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... - Compartment syndrome ... Herpes, Coxsackie, etc ... ULN • AST/ALT Elevation ... Rhabdomyolysis #Differential
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... hypoxemia/Sepsis etc ... before beginning treatment ... - Compartment syndrome ... #Differential #