15 results
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver ... #Patterns #Liver ... #Injury #hepatology ... #LFTs #transaminitis ... #differential #
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... • Ischemia • Autoimmune ... • Alcoholic hepatitis ... • Others #LFTs ... #Hepatology #LiverEnzymes
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
• Infections: Hepatitis ... Other: NAFLD, Autoimmune ... #Diagnosis #hepatology ... Transaminitis #LFTs ... #hepatitis
Autoimmune Hepatitis

Clinical Presentation
 - Highly variable clinical presentation, from subclinical disease to acute liver failure.
 -
Autoimmune Hepatitis ... upper limit of normal ... (eg Viral) Management ... #Diagnosis #Management ... #Hepatology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... Check Acute viral hepatitis ... chemistry #diagnosis #differential ... #Hepatology #transaminitis ... #LFTs #RValue #
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
- Differential ... Celiac disease • Autoimmune ... : Autoimmune hepatitis ... #differential # ... diagnosis #algorithm #hepatology
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... initial response to abnormal ... #LFTs #Abnormal ... #Algorithm #Hepatology ... #Differential #
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
infiltration) Differential ... Diagnosis: Viral Hepatitis ... Maternal Support - Critical ... #Pregnancy #hepatology ... obgyn #diagnosis #management
Liver Disease in Pregnancy
Intrahepatic Cholestasis of Pregnancy (ICP)
 • Onset/Trimester: 25-32 weeks
 • Typical clinical features:
weeks • Typical clinical ... Hepatic imaging: Normal ... Disease #Pregnancy #hepatology ... #obstetrics #hepatitis ... #comparison #differential
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... disease • Liver ... diseases and hepatitis ... : Pneumonia • Autoimmune ... #diagnosis #management