13 results
Algorithm for workup of thrombocytopenia based on observation of the peripheral blood film. 
TTP/HUS indicates thrombotic
TTP/HUS indicates ... thrombotic thrombocytopenic ... purpura/hemolytic ... , Hematology 2012 ... #Algorithm #Thrombocytopenia
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
Differential diagnosis ... : • Thrombotic ... microangiopathies (TMA) - TTP ... anemia" • HELLP ... #diagnosis #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
thrombocytopenic ... purpura (TTP), ... syndrome (HUS) ... Extravascular #Causes #differential ... #diagnosis #hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
RBC) Morphology Atlas ... uremic syndrome, Thrombotic ... idiopathic thrombocytopenia ... key #diagnosis #differential ... #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential ... Megakaryopoiesis • Aplastic Anemia ... HELLP Syndrome • TTP ... /HUS • DIC • ... #Causes #Hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - DIC, TTP, HELLP ... , HUS, aHUS, mechanical ... #Anemia #Differential ... #workup #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
- Differential ... anemia • ... • MAHA (TTP ... , DIC, HUS) ... #Causes #Hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
for Hemolytic Anemia ... Causes: • MAHA: TTP ... , HUS, DIC, HELLP ... #Anemia #Differential ... classification #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... /HUS - Hemolytic ... anemia - Splenomegaly ... fever • Drug reactions ... #Diagnosis #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Fragmentation - MAHA: TTP ... , HUS, DIC, HELLP ... AIHA, Transfusion reactions ... Diagnosis #hematology