11 results
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver ... Injury Transaminase ... Alcoholic cirrhosis, Portal ... #Injury #hepatology ... transaminitis #differential
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Injury - Differential ... Cholestatic - Intrahepatic ... #Injury #Differential ... Causes #Acute #algorithm ... #hepatology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Acute Liver Injury ... - Differential ... Diagnosis Algorithm ... Injury: • Extrahepatic ... #hepatology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Injury - Differential ... Injuryliver ... Injury Differential ... • Vascular: Ischemic ... #Injury #Differential
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... - Differential ... Drugs/Toxins • Ischemia ... • Drugs • AIH ... Others #LFTs #Hepatology
Causes of Intrahepatic Gas
Non-Iatrogenic:
 • Biliary: Emphysematous cholecystitis, Ascending cholangitis, Enteric-biliary fistula, Biliary-bronchopleural fistula, Congenital incompetent
Causes of Intrahepatic ... enterocolitis (NEC), Ischemic ... abscess, Complicated ... #Gas #Air #Portal ... #Causes #differential
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Tests - Differential ... Diagnosis Algorithm ... Drugs, Viral, Ischemia ... #diagnosis #hepatology
Portal venous gas on hepatic ultrasound: A concerning finding in the critically ill patient that should
reflection on the differential ... i.e. mesenteric ischemia ... venousgas #ultrasound #hepatology ... #liver #pocus # ... clinical #air
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
injury < 26 weeks ... hepatocellular injury ... - ALP is from extrahepatic ... chemistry #diagnosis #differential ... #Hepatology #transaminitis
Pyogenic liver abscess in children
Common bacterial causes in children:
 • S.aureus
 • Strep spp
 • Enteric
Pyogenic liver abscess ... endocarditis) - Portal ... ) • Traumatic injury ... children #peds #differential ... #diagnosis #hepatology