43 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... microangiopathy: Thrombotic thrombocytopenic ... lymphoproliferative disorders ... #differential #diagnosis ... #hematology #anemia
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential Diagnosis ... • Rheumatic disorders ... • Celiac disease ... following EtOH induced thrombocytopenia ... Algorithm #Causes #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... DIC/TTP/HUS - Hemolytic ... #Differential #Diagnosis ... #hematology #rheumatology ... #nonpalpable #dermatology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential Diagnosis ... Schistocytes, thrombocytopenia ... Consider RBC membrane disorder ... #Differential #Diagnosis ... Algorithm #workup #hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
- Differential Diagnosis ... Algorithm Thrombocytopenia ... Sequestration Disordered ... Connective Tissue Disorders ... Algorithm #Causes #Hematology
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
Underproduction Diagnostic ... - Anemia of chronic ... kidney disease ... Probable bone marrow disorder ... Underproduction #Algorithm #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
deficiency anemia, Chronic ... Microangiopathic Hemolytic ... Unstable hemoglobin disorders ... #differential #diagnosis ... #hematology #microscopy
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... blood loss, Acute hemolysis ... Vasculitides, IBD, Celiac disease ... • Infections: Chronic ... #Algorithm #hematology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
- Differential Diagnosis ... Myeloproliferative disorders ... Serum Sickness Hemolytic ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Von Willebrand Disease - Most common inherited bleeding disorder 
Clinical 
 • Easy bruising 
 •
Von Willebrand Disease ... inherited bleeding disorder ... platelet count (mild thrombocytopenia ... VonWillebrand #Disease ... #Diagnosis #Hematology