21 results
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Hepatocellular and Cholestatic ... skeletal muscle and kidney ... • R value = (ALT ... Transaminitis #diagnosis #differential ... #hepatology
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
ALP) Elevation - Differential ... Intestine • Kidney ... of Intrahepatic cholestasis ... - Pruritis - Cholestasis ... Diagnosis #Algorithm #hepatology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Liver Injury - Differential ... cardiac muscle, RBC, kidney ... cardiac muscle, kidneys ... injury #hepatitis #differential ... diagnosis #algorithm #hepatology
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Function Tests - Differential ... def, Wilson's, Cholestatic ... dz Cholestatic ... , PSC, Alcoholic ... Algorithm #diagnosis #hepatology
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
skeletal muscle, kidney ... ALT ≥ 3x ULN Cholestatic ... ALP ≥ 2x ULN R Value ... pattern ≤2: Cholestatic ... Transaminitis #diagnosis #hepatology
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Liver Injury - Differential ... Thrombus, Vasospasm Cholestatic ... Hepatitis, TB Cholestatic ... Liver #Injury #Differential ... Acute #algorithm #hepatology
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
LFTs) - Normal Values ... skeletal muscle, kidneys ... , intrahepatic cholestasis ... LFTs #Laboratory #Values ... Interpretation #diagnosis #hepatology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs R-value ... cardiac muscle, RBC, Kidney ... Cardiac muscle, Kidneys ... chemistry #diagnosis #differential ... #Hepatology #transaminitis
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Liver Enzymes - Differential ... • Others • Cholestatic ... Bile Ducts • PSC ... Others #LFTs #Hepatology ... #LiverEnzymes #Differential
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
bile ducts causes cholestasis ... bile ducts Differential ... , Intrahepatic cholestasis ... , Drug-induced cholestasis ... diagnosis #workup #hepatology