36 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
Mesenteric Ischemia - Differential Diagnostic Schema
Chronic: ASCVD, Venous, Vasculitides 5% (PAN, [E]GPA, IgA, MPA)
Acute
 - Venous
Mesenteric Ischemia ... GPA, IgA, MPA) Acute ... Antiphospholipid syndrome ... #Mesenteric #Ischemia ... #Schema #Differential
Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
Causes of Severe ... Acute Liver Injury ... - Ichemic hepatitis ... #Causes #Differential ... #Hepatology #Diagnosis
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Tests (LFTs) - Differential ... • NAFLD • Cirrhosis ... Hepatopathy • Acute ... liver injury) • Ischemic ... #Diagnosis #hepatology
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes ... , Orbital apex syndrome ... Ophthalmoplegic migraine, Ischemic ... mass #Diplopia #differential ... #diagnosis #ophthalmology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Liver Enzymes - Differential ... Drugs/Toxins • Ischemia ... Infiltrative • Cirrhosis ... Others #LFTs #Hepatology ... Diagnosis #Algorithm #Causes
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
Diffuse Acute Abdominal ... (<72 hours) - Differential ... musculoskeletal causes ... • Mesenteric ischemia ... Irritable bowel syndrome
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Acute Kidney Injury ... (AKI) - Differential ... Abdominal Compartment Syndrome ... Other • ATN: Ischemia ... Diagnosis #nephrology #causes
Portal Hypertension - Differential Diagnosis
Portal Pressure = the pressure difference between the pressure in the portal
Hypertension - Differential ... and hepatorenal syndrome ... Clues to non-cirrhotic ... /acute hepatitis ... #hepatology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Optic Neuritis • Ischemic ... Midbrain (Parinaud's Syndrome ... Diagnosis #Algorithm #Causes ... #Ophthalmology