13 results
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... ) - Causes of Hepatocellular ... more specific for hepatic ... • R value = (ALT ... Transaminitis #diagnosis #differential
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... - Differential ... Bile Ducts • PSC ... • Others #LFTs ... Diagnosis #Algorithm #Causes
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... Drug-induced AIHA - Abnormal ... Cold AIHA • PCH ... Prosthetic heart valves ... #Hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
HELLP - Grafts, Valves ... Drug-associated, PCH ... Defects, Drugs, Liver ... Blood Smear ↑ abnormal ... #Diagnosis #hematology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
- Differential ... Algorithm Vascular Causes ... Injury: • Hepatic ... Venoocclusive disease • Hepatic ... function may be abnormal
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... hemorrhagic skin lesions ... deficiency • Liver ... #Diagnosis #hematology ... #nonpalpable #dermatology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Syndrome, Ischemic Liver ... atherosclerotic lesions ... coagulation and other causes ... pathophysiology #hematology ... #differential #
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
intralobular bile ducts causes ... cholestasis → Cirrhosis/Liver ... or higher • Liver ... bile ducts Differential ... malignancies, Hepatic
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... R-value: Serum ... replaced by non-hepatic ... chemistry #diagnosis #differential ... #LFTs #RValue #
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... (e.g. heparin contamination ... • Reduced liver ... amyloidosis #Abnormal ... #hematology #coagulation