13 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... clusvon has a high ... diagnosis includes ... #ekg #differential ... #cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... Diagnosis Table ... Don't rely on criteria ... /LBBB or identical ... #cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... Incomplete or Complete RBBB ... Changes • STE in aVR ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Pathologic Q - 1/3 height ... in V1, unless LBBB ... #EKG #diagnosis ... electrocardiogram #cardiology ... Interpretation #differential
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
assoc with 1K, AV ... (<360ms) PE: RBBB ... #EKG #Checklist ... #diagnosis #cardiology ... electrocardiogram #differential
High Output Heart Failure - Pathophysiology and Differential Diagnosis
Obesity - Systemic Vasodilation, Vasoactive Adipokines
Arteriovenous Fistula -
Pathophysiology and Differential ... Diagnosis Obesity ... Systemic Vasdilation, AV ... #Diagnosis #cardiology ... #causes
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... Diagnosis Framework ... morphology similar to LBBB ... #diagnosis #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Sinus Tachy w/ BBB ... 200ms from longer pause ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
• Malignancy (e.g ... OTHER RARE CAUSES ... mesothelioma • AVM ... Might likely have ... #Diagnosis #cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
300 = NSVT EKG ... Diagnosis: • PAC ... NSVT until a time length ... #differential # ... cardiology