7 results
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
- Differential ... • Alloimmune ... • PCH ... • PNH • Drug-induced ... Prosthetic heart valves
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... HELLP - Grafts, Valves ... Membrane): - Autoimmune ... : Warm AIHA, Cold ... , PCH, Evans Syndrome
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(AIHA) "Warm" ( ... (AIHA)"Cold" (usually ... infection) - Drugs ... Extravascular #Causes #differential ... #diagnosis #hematology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
• Ischemia • Autoimmune ... • AIH • A1AT ... • Cholestatic disease ... • Others #LFTs ... #Hepatology #LiverEnzymes
Autoimmune Hemolytic Anemia (AIHA) Treatment
Warm AIHA:
1) Steroids - 1-2 mg/kg prednisone daily
   • Until
Autoimmune Hemolytic ... esp if severe disease ... #Autoimmune #Hemolytic ... Treatment #management ... #hematology
Diagnosis and Management of Idiosyncratic Drug-induced Liver Injury (DILI)

DILI Types:
 • Intrinsic - predictable, dose dependent
Chronic - ongoing ↑ LFTs ... symptoms of liver disease ... Calculate R-Value ... Idiosyncratic #differential ... gastroenterology #hepatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
women • 15% of AIHA ... Viral infection, autoimmune ... CLL (older) • Autoimmune ... pts) Differential ... #hematology #diagnosis