11 results
Primary Biliary Cirrhosis - Pathophysiology
Environmental Risk Factors: Geographic location, Smoking, Microbial triggers, Xenobiotics, Nail polish
Epigentics Risk
Primary Biliary Cirrhosis ... relative with PBC ... T-cell mediated BEC injury ... Cholestasis #PBC ... #hepatology
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Causes of Acute ... Liver Injury - Differential ... Other: NAFLD, Autoimmune ... Malignancy, 1° PBC ... , 1° PSC, Cystic
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Algorithm Vascular Causes ... , PBC, PSC, IgG4 ... stone, Malignancy, PBC ... , PSC, Cystic fibrosis ... hepatitis: < 1 • Cirrhosis
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
(PBC) - Summary ... PBC Epidemiology ... 30-65 years PBC ... Pathophysiology ... intralobular bile ducts causes
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
• Ischemia • Autoimmune ... Bile Ducts • PSC ... Infiltrative • Cirrhosis ... Others #LFTs #Hepatology ... Diagnosis #Algorithm #Causes
Autoimmune Hepatitis

Clinical Presentation
 - Highly variable clinical presentation, from subclinical disease to acute liver failure.
 -
Autoimmune Hepatitis ... pattern of liver injury ... reported (eg AIH-PBC ... AIH #Diagnosis #Management ... #Hepatology
Hepatitis B - Treatment Indications
Treatment not indicated:
 • Immune tolerant state - HBe-Ag detectable, high HBV
Presence of CP or PC ... or fibrosis • Cirrhosis ... with severe liver injury ... #Indications #management ... #hepatology
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
ATRA treatment Pathophysiology ... fluid overload, PCC ... APML #diagnosis #management ... #hematology #oncology
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
Liver disease: Cirrhosis ... , ETOH, autoimmune ... hepatitis, PBC, ... PSC, Viral hepatitis ... gastric tumors • Hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... Cytopenia +++ (Plt ... solid cancers • Autoimmune ... Drugs, Unknown cause ... Lymphohistiocytosis #diagnosis #management