30 results
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
> 50x normal - Ischemic ... > 20x normal - Acute ... CMV), Alcoholic cirrhosis ... AST:ALT = 1 - Ischemia ... Viral Hepatitis, Ischemic
Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
Causes of Severe ... Acute Liver Injury ... - Ichemic hepatitis ... - Drug-Induced liver ... #Hepatology #Diagnosis
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Elevated Liver Function ... • NAFLD • Cirrhosis ... Hepatopathy • Acute ... injury) • Ischemic ... Differential #Diagnosis #hepatology
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Anterior ischemic ... Definition: acute ... ischemic disorder ... Doppler US : halo sign ... GiantCellArteritis #GCA #Rheumatology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
vomiting, auditory symptoms ... symptoms/signs, ... • Transient Ischemic ... Dizziness #Vertigo #Neurology ... Diagnosis #Algorithm #Causes
Portal Hypertension - Differential Diagnosis
Portal Pressure = the pressure difference between the pressure in the portal
significant portal HTN Signs ... /acute hepatitis ... sarcoidosis) • Liver ... metastasis • Fatty liver ... #hepatology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... Drugs/Toxins • Ischemia ... Infiltrative • Cirrhosis ... Others #LFTs #Hepatology ... Diagnosis #Algorithm #Causes
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
from Myocardial Ischemia ... from myocardial ischemia ... life-threatening causes ... #Pericarditis #Symptoms ... #Signs #Presentation
Extrapulmonary manifestations of COVID-19
 • Neurologic: Headaches, Dizziness, Encephalopathy, Guillain-Barré, Ageusia, Myalgia, Anosmia, Stroke
 • Renal:
of COVID-19 • Neurologic ... Stroke • Renal: Acute ... shock, Myocardial ischemia ... Extrapulmonary #Diagnosis #Signs ... #Symptoms #SARSCOV2
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
vasoconstrictive • Acute ... fluffy white ischemic ... Elschnig's Spots • Ischemia ... ophthalmology #diagnosis #signs ... #symptoms #complications