10 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... Algorithm Signs ... of anemia and hemolysis ... Anemias (AHAs) ... #hematology
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
Differential diagnosis ... • Severe B12 deficiency ... anemia" • HELLP ... #differential #diagnosis ... #hematology #hemolysis
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential Diagnosis ... , aHUS, mechanical ... #Anemia #Differential ... #workup #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
- Differential Diagnosis ... • PK deficiency ... anemia • ... MAHA (TTP, DIC, HUS ... Algorithm #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... anemia): ... uremic syndrome (HUS ... G6PD deficiency) ... #hematology #anemia
Iron Deficiency Anemia - Differential Diagnosis Algorithm

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

 • Blood loss:
Anemia - Differential ... extravascular) hemolysis ... athletic training, Pulmonary ... diet, Alcoholism, Tea-toast ... #ferritin #hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
spherocytosis, Hemolytic ... , Pulmonary emboli ... Schistocytes - Hemolytic ... Morphology #Atlas #key #diagnosis ... #differential #hematology
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 ... obtain ADAMTS13 activity ... #aHUS #Hemolytic
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... - Hemolytic ... anemia - Splenomegaly ... necrosis) • VIT K deficiency ... #hematology #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... purpura: Strong sign ... infiltrates, hemoptysis ... infiltrates/cavities, hemoptysis ... #Rheumatology