12 results
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
Differential diagnosis ... syndrome (ST-HUS ... known as atypical HUS ... anemia" • HELLP ... #hematology #hemolysis
Atypical HUS - Hemolytic Uremic Syndrome
Unlike typical HUS, which is shigatoxin mediated, aHUS is not typically
Atypical HUS - Hemolytic ... still present with anemia ... renal, cardiac, pulmonary ... #aHUS #Hemolytic ... #diagnosis
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell (RBC ... ) Morphology Atlas ... PD deficiency, Pulmonary ... #key #diagnosis ... #differential #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential Diagnosis ... DIC, TTP, HELLP, HUS ... , aHUS, mechanical ... #workup #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... anemia): ... (HUS) • Other ... • Intrinsic RBC ... #hematology #anemia
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Diagnosis Framework ... - MAHA: TTP, HUS ... Drug-associated, PCH, Evans Syndrome ... Defects: Sickle cell anemia ... #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
- Differential Diagnosis ... elliptocytosis - RBC ... anemia • ... MAHA (TTP, DIC, HUS ... Algorithm #Causes #Hematology
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
extravascular) hemolysis ... athletic training, Pulmonary ... Gastrectomy, WHDA syndrome ... diet, Alcoholism, Tea-toast ... Algorithm #ferritin #hematology
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
- Differential Diagnosis ... concentrations in: RBCs ... the serum that has ... Legionnaires disease • Pulmonary ... • Tumor lysis syndrome
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... disease - DIC/TTP/HUS ... - Hemolytic ... anemia - Splenomegaly ... : • DIC, TTP/HUS