19 results
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
HELLP - Grafts, Valves ... , Cold AIHA, Transfusion ... Drug-associated, PCH ... Defects, Drugs, Liver ... #Diagnosis #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... • Cold AIHA ... AIHAPCH ... Prosthetic heart valves ... #Hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... : • Liver disease ... Hypersplenism • AIHA ... : warm, cold, drug ... classification #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
practices that could ... : INR/PT, aPTT(liver ... disease, decrease ... disease), HBsAg ... #Workup #hematology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... - Differential ... • Drugs • AIH ... • Cholestatic disease ... Diagnosis #Algorithm #Causes
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... )"Cold" (usually ... (e.g. primary cold ... #differential # ... diagnosis #hematology
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Fold Abnormality ... discoloration) • Liver ... Systemic #Secondary #dermatology ... #Differential # ... Diagnosis #Algorithm #causes
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
women • 15% of AIHA ... Viral Infection Clinical ... younger pts) Differential ... Hemoglobinuria (PCH ... hemolytic #anemia #hematology
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Lives in an old ... heaped up borders); differential ... University Infectious Diseases ... Blastomycosis #SkinRash #dermatology ... #clinical #photo
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
marine microbiota & causes ... sepsis: chronic liver ... rash #cellulitis #dermatology ... #legs #clinical ... #photo