145 results
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
(ALT or AST > ALP ... Wilsons, Pregnancy - AFLP ... Ducts - PBC ... , PSC, Alcoholic ... Biliary stricture, PSC
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Algorithm Vascular Causes ... Autoimmune hepatitis, PBC ... , PSC, IgG4, HLH ... stone, Malignancy, PBC ... • LDH: Heart, RBC
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
Alkaline Phosphatase (ALP ... - Increased ALP ... Intestine - Other causes ... biliary Cholangitis (PBC ... Infiltrative diseases - PSC
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
of Pregnancy (AFLP ... infiltrates maternal hepatocytes ... = nonspecific (nausea ... iMedEducation #AFLP
Causes of AKI in Pregnancy - Differential Diagnosis
Creatinine - Platelets - Transaminases - LDH - PT/PTT
Causes of AKI in ... Nephritis • AFLP ... Differential #Diagnosis #Causes
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
Biliary Cirrhosis (PBC ... ) - Summary PBC ... 30-65 years PBC ... intralobular bile ducts causes ... obstruction • ALP
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
• Pregnancy - AFLP ... Bile Ducts • PSC ... Diagnosis #Algorithm #Causes
Primary Biliary Cirrhosis - Diagnosis Algorithm
Symptoms: Fatigue, Pruritus, Right upper quadrant discomfort
Signs: Jaundice, Xanthelasmata, Hepatomegaly
Associated history:
pregnancy Diagnose PBC ... Elevated ALP 2. ... consistent with PBC ... #PBC #Primary
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
(Alk phos/ULN ALP ... • AST/ALT > ALP ... • Bilirubin: RBC ... cardiac muscle, RBC ... • LDH: Heart, RBC
Causes of Hyperferritinemia - Differential Diagnosis
Ferritin > 1000
Ferritin is the storage form of iron. Increased hepcidin
Causes of Hyperferritinemia ... leaving enterocytes, hepatocytes ... Most Common Causes ... 1% Most Common Causes ... is an uncommon cause