16 results
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
Differential diagnosis ... HUS) - Drug-induced ... #schistocytes #differential ... #diagnosis #hematology ... #hemolysis
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
- Differential ... HTR • Drug-induced ... PNH • Drug-induced ... Extravascular #Differential ... Algorithm #Causes #Hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... for Hemolytic Anemia ... warm, cold, drug induced ... Bartonella, Babesia ... classification #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential ... (oroya fever), babesia ... #Anemia #Differential ... Algorithm #workup #hematology
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... blood (ischemia-induced ... RBC hemolysis) ... • RBC Hemolysis ... potassium #high #pathophysiology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Presentation - Cold-Induced ... Acrocyanosis (Cold-induced ... Diagnosis: • hemolytic ... younger pts) Differential ... #anemia #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Microangiopathic Hemolytic ... Mechanical valve induced ... Cold autoimmune hemolytic ... RBC #Morphology #differential ... #diagnosis #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Causes: - Drug induced ... DIC/TTP/HUS - Hemolytic ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Lymphadenopathies 7% - Hemolytic ... (aPL) 30-45% Differential ... Mimickers: Drug-induced ... symptoms #mimickers #differential ... #rheumatology
Heparin Induced Thrombocytopenia (HIT) - Diagnosis and Management - GrepMed Handbook

Presentation: 
 • Plts ↓50% (nadir
Heparin Induced ... ♀, ↑Age, ESRD Pathophysiology ... false ⊕’s, so use Bayesian ... #HIT #Heparin #Induced ... Management #Treatment #Hematology