25 results
Warm vs Cold Autoimmune Hemolytic Anemia
Warm Autoimmune Hemolytic Anemia:
 • Mechanism: IgG and Complement-mediated
 • Etiology:
Warm vs Cold Autoimmune ... Spherocytes • Treatment ... • Treatment: Warm ... #Anemia #hematology ... #diagnosis #comparison
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic ... Algorithm and Causes ... Causes #Workup #Hematology ... #Diagnosis * ... GrepMed Recommended Text
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
- Differential Diagnosis ... Algorithm Extravascular ... Warm AIHA • Cold ... #Algorithm #Causes ... #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... ) - HELLP syndrome ... uremic syndrome ... (e.g. primary cold ... #hematology #anemia
Expected DAT Results in Autoimmune Hemolysis
DAT Negative Hemolysis
 • DAT Poly ( - ), IgG (
in Autoimmune Hemolysis ... , C3d ( +/- ) Cold ... ) Paroxysmal cold ... #antiglobulin #test ... #hematology #diagnosis
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Agglutinin Syndrome ... Diagnosis: • hemolytic ... Test: Donath-Landsteiner ... test #cold # ... #anemia #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Diagnosis Framework ... Autoimmune: Warm AIHA, Cold ... Drug-associated, PCH, Evans Syndrome ... Laboratory Tests ... #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... blood loss, Acute hemolysis ... Rebound effect from treatment ... Kawasaki, Nephrotic syndrome ... #Algorithm #hematology
Algorithm for workup of thrombocytopenia based on observation of the peripheral blood film. 
TTP/HUS indicates thrombotic
Algorithm for workup ... thrombocytopenic purpura/hemolytic ... uremic syndrome ... thrombocytopenia, Hematology ... 2012, p 193 #Diagnosis
Hypereosinophilia and Hypereosinophilic Syndrome

 • Secondary Hypereosinophilic Syndrome
 • Clinically Relevant HES Variants
 • When to
disorders • Diagnosis ... and Treatment Algorithm ... #HES #Hematology ... #eosinophils #diagnosis ... #management #algorithm