21 results
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Autoimmune Hemolytic ... Differential Diagnosis ... (7-8%) DAT-negative ... #Differential #Diagnosis ... #Table #hematology
Autoimmune Hemolytic Anemia (AIHA) Pathophysiology - Warm vs Cold AIHA
Warm AIHA:
 - 70%; IgG mediated
 -
Autoimmune Hemolytic ... C3 positive or negative ... #Autoimmune #Hemolytic ... Pathophysiology #diagnosis ... #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential Diagnosis ... methotrexate) • Drugs Autoimmune ... Quinidine • HIT ... Algorithm #Causes #Hematology
Expected DAT Results in Autoimmune Hemolysis
DAT Negative Hemolysis
 • DAT Poly ( - ), IgG (
DAT Results in Autoimmune ... Hemolysis DAT Negative ... ), C3d ( - ) WAIHA ... #Hemolysis #hematology ... #diagnosis
Chronic Lymphocytic Leukemia (CLL) - Summary
Overview: 
 • Most common leukemia in adults
 • Disorder of
minimal tumor burden Diagnosis ... cytopenias (ITP, AIHA ... AIHA, PRCA) • Treatment ... Lymphocytic #Leukemia #oncology ... #hematology #hemeonc
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... microangiopathy: Thrombotic thrombocytopenic ... (AIHA) "Warm" ( ... (AIHA)"Cold" (usually ... #hematology #anemia
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... - Differential Diagnosis ... - Autoimmune: ... #Differential #Diagnosis ... #Framework #hematology
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
EBV infection, Autoimmune ... Pylori) - Autoimmune ... Differential Diagnosis ... NonHodgkins #comparison #oncology ... #hematology
Multiple Myeloma and Monoclonal Gammopathies
C - HyperCalcemia- calcium > 11 mg/dL / >1 mg/dL the ULN
R
Causes of false- negative ... macroglobulinemia, and autoimmune ... Gammopathies #MGUS #diagnosis ... #hematology #oncology
Thrombotic Microangiopathy - TMAs
1. Not all MAHAs are due to TMAs but (almost) all TMAs cause
triad of MAHA + thrombocytopenia ... . 5. 2nd TMA- autoimmune ... association of TMA and HIV ... Microangiopathy #TMAs #hematology ... #diagnosis #ttp