14 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... main coronary artery ... #AVR #leadAVR #ecg ... #differential # ... cardiology
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver ... #Lesions #Hepatic ... CT #MRI #POCUS #radiology ... #differential # ... diagnosis #comparison #table
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
at (or 40-60 ms after ... ST elevation in aVR ... #Equivalents #ECG ... #differential # ... cardiology #electrocardiogram
Appearance of Liver Lesions on Computed Tomography (CT) - Arterial Phase, Portal Venous Phase and Delayed
Appearance of Liver ... Arterial Phase, Portal ... ComputedTomography #CT #radiology ... #differential # ... diagnosis #comparison #table
Causes of Intrahepatic Gas
Non-Iatrogenic:
 • Biliary: Emphysematous cholecystitis, Ascending cholangitis, Enteric-biliary fistula, Biliary-bronchopleural fistula, Congenital incompetent
• Parenchymal: Hepatic ... Oxidized cellulose, Hepatic ... Artery Embolization ... Intrahepatic #Gas #Air ... #differential #
Hepatic Artery Calcifications on POCUS
Elderly male with abd pain/low BP. POCUS Liver TRV shown. Diagnosis?
Linear intrahepatic
Hepatic Artery Calcifications ... POCUS Liver TRV ... tends to have air ... centrally within liver ... considered within differential
Appearance of Liver Lesions on Magnetic Resonance Imaging (MRI) - T2, T1 precontrast, T1 portal venous,
Appearance of Liver ... #Lesions #Hepatic ... MagneticResonance #radiology ... #differential # ... diagnosis #comparison #table
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework STEMI ... depression in aVR ... depression in aVR ... • Epicardial artery ... #ecg #ekg #electrocardiogram
Appearance of Liver Lesions on Contrast Enhanced Ultrasound - Early arterial, Grayscale phase, Late arterial phase,
Appearance of Liver ... arterial phase, Portal ... Contrast #POCUS #radiology ... #differential # ... diagnosis #comparison #table
Pulmonary Arterial Catheterization – Use and Interpretation:
-Pulmonary arterial catheterization (PAC) has never been shown to improve
cardiogenic shock (eg ... pressure) -right atrial ... #NormalValues #Differential ... #Table #Chambers ... PCWP #Pressures #SVR