19 results
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
(LFTs) Elevation ... ≥ 2x ULN R Value ... #FunctionTest #LFTs ... Transaminitis #diagnosis ... #hepatology
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
of Pregnancy (AFLP ... ) Pathophysiology ... postpartum): • Initial symptoms ... infiltration) Differential ... #management #pathophysiology
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Tests - Differential ... Diagnosis Algorithm ... Wilsons, Pregnancy - AFLP ... Burak @kwburak #LFTs
Diagnosis and Management of Idiosyncratic Drug-induced Liver Injury (DILI)

DILI Types:
 • Intrinsic - predictable, dose dependent
Diagnosis and Management ... Chronic - ongoing ↑ LFTs ... or symptoms of ... Calculate R-Value ... #Diagnosis #Management
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... • R value = (ALT ... Transaminitis #diagnosis ... #differential # ... hepatology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... R-value: Serum ... #chemistry #diagnosis ... #differential # ... #LFTs #RValue #
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... - Differential ... Diagnosis Algorithm ... • Pregnancy - AFLP ... • Others #LFTs
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
) Elevation - Differential ... Diagnosis Algorithm ... Highest • Bone • Liver ... Most common symptoms ... #hepatology
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
suspicious clinical symptoms ... ALP, alkaline phosphatase ... #LFTs #Abnormal ... #Algorithm #Hepatology ... #Differential #
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
synthesized in: liver ... collection with EDTA Pathophysiology ... mineralization Symptoms ... Hyophosphatasia #hepatology ... #diagnosis