22 results
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
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Causes of Extravascular ... • PCH • PNH ... immune-complex hemolytic anemia ... • MAHA (TTP ... #Causes #Hematology
Hemolytic Anemia - Hemolysis Diagnostic Workup

Infographic by: Howard Ong

#Hemolysis #Hemolytic #Anemia #Algorithm #MAHA #TTP #Diagnosis #Workup
Hemolytic Anemia ... Hemolysis Diagnostic Workup ... #Algorithm #MAHA ... #TTP #Diagnosis ... #Workup #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Causes Intravascular ... thrombocytopenic purpura (TTP ... hemoglobinuria (PNH ... #diagnosis #hematology ... #anemia
Causes of Arterial and Venous Thrombosis - Differential Diagnosis Framework

STRUCTURAL:
 - PFO: paradoxical emboli
 - Popliteal
Causes of Arterial ... artery aneurysm: Causes ... - Disseminated intravascular ... neoplasms - PNH ... Diagnosis #clots #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Differential Diagnosis Algorithm ... Megakaryopoiesis • Aplastic Anemia ... HELLP Syndrome • TTP ... #Causes #Hematology
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic Algorithm ... and Causes Increased ... #Algorithm #Differential ... #Causes #Workup ... #Hematology #Diagnosis
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
for Hemolytic Anemia ... IVIG infusion Intravascular ... : TTP, HUS, DIC, ... #Hemolytic #Anemia ... classification #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Differential Diagnosis Algorithm ... following treatment of ITP ... Iron deficiency anemia ... #Causes #Hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Differential Diagnosis Algorithm ... platelet decrease - PNH ... thrombocytopenia - DIC, TTP ... #workup #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
disease - DIC/TTP ... - Hemolytic anemia ... Defects: • DIC, TTP ... deficiencies - PNH ... Differential #Diagnosis #hematology