9 results
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Causes of Acute Liver ... Hepatocellular - Liver ... C, A, E, B, D, EBV ... Artery: Shock Liver ... Sophia_Hayes_MD #Liver
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver ... normal - Infection (EBV ... #Patterns #Liver ... #LFTs #transaminitis ... #differential #
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
- Differential ... HBV, HCV, HEV, EBV ... , PBC, PSC, IgG4 ... #differential # ... diagnosis #algorithm #hepatology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Hepatocellular Liver ... Injury → liver ... Hepatocellular Liver ... A/B/C/D/E, EBV, ... Transaminitis #LFTs
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... - Differential ... Bile Ducts • PSC ... • Alcoholic hepatitis ... • Others #LFTs
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
SLE, autoimmune hepatitis ... Dermatomyositis Anti-LKM (liver ... ) - Autoimmune hepatitis ... biliary cirrhosis (PBC ... Celiac disease Anti-GBM
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Infection in HIV / AIDS ... - Differential ... lesions < 4cm + mass ... effect/Edema • EBV ... #diagnosis #AIDS
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
acute HIV, HBV, EBV ... Sarcoidosis) • Liver ... , PBC, PSC, Viral ... Gap #ProteinGap #differential ... #diagnosis #hematology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... • ANA < 20 % IBM ... Other Diseases: • PBC ... , autoimmune hepatitis ... #differential #