14 results
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
Coronary Artery ... non-culprit vessels • Atrial ... prosthetic valve, PFO, ASD ... Embolism #diagnosis #differential ... scoring #criteria #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... 1. ... main coronary artery ... death. 2. ... cardiology
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Diagnosis 1. ... Small secundum ASD ... to right shunt 2. ... #Diagnosis #cardiology ... echocardiogram #s4c
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... at (or 40-60 ms after ... 2 mm ST elevation ... #differential # ... cardiology #electrocardiogram
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Differential Diagnosis ... should be done): 1. ... signs of end-organ ... Vascular: Renal artery ... • Other: 1.
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... systemic sx + signs ... very remarkable w/differential ... mg per day or 1 ... GCA #Temporal #Signs
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... disorder (Cardiac, pulmonary ... leukodystrophies 2. ... Lack of UMN/LMN signs ... #Diagnosis #neurology
Double Shunt on Echocardiogram
What do you see on this saline contrast study, in a patient with
pulmonary hypertension ... >LAP as atrial septum ... stretched PFO or ASD ... , and later (after ... clinical #pocus #a4c
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Enteroviruses (e.g ... simplex virus 1 ... and 2 • Varicella-zoster ... Acute meningeal signs ... #diagnosis #neurology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
QRS complex Pulmonary ... elevation seen > 2 ... • Epicardial artery ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram