20 results
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Diagnosis for Hemolytic ... Anemia Intrinsic Causes ... Bartonella, Babesia ... udaygulati #Hemolytic ... classification #hematology
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Crohns, Bechet's Micro ... Viral: HSV, EBV, HIV ... Differential #Diagnosis #Dermatology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... etc) - Viral: HIV ... Parasitic: Malaria, babesia ... Antibody-mediated: ITP, HITT ... Diagnosis #Framework #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
• Secondary Causes ... DIC/TTP/HUS - Hemolytic ... necrosis) • VIT ... Differential #Diagnosis #hematology ... #rheumatology #
Heparin Induced Thrombocytopenia (HIT) - Diagnosis and Management - GrepMed Handbook

Presentation: 
 • Plts ↓50% (nadir
Thrombocytopenia (HIT ... ♀, ↑Age, ESRD Pathophysiology ... false ⊕’s, so use Bayesian ... likelihood of HIT ... Management #Treatment #Hematology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
May have drop in Hct ... Causes purpura & ... TRALI): Leading cause ... more likely to cause ... diagnosis #management #hematology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Hematological: - HIT ... contraceptives - HRT ... coagulation and other causes ... Venous #Arterial #pathophysiology ... #hematology #differential
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
May have drop in Hct ... Causes purpura & ... TRALI): Leading cause ... more likely to cause ... diagnosis #management #hematology
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
marine microbiota & causes ... 10% Crab, few cases ... hemochromatosis, hemolytic ... anemia, CKD, hiv ... rash #cellulitis #dermatology
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
blood donor • Pathophysiology ... : 2 hit mechanism ... without other cause ... transfusion • Pathophysiology ... Transfusion #Reactions #hematology