8 results
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
PT (INR), Normal ... PTT, Normal PT ... #INR #Differential ... #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
/ Bruising - Differential ... Destruction • Abnormal ... Rare • Drugs (e.g ... - Acquired • Anticoagulation ... #Causes #Hematology
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... PT and the aPTT ... amyloidosis #Abnormal ... #PT #aPTT #Prolonged ... hematology #coagulation
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... PT and/or aPTT ... #PT #aPTT #Prolonged ... #differential # ... hematology #coagulation
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Differential Diagnosis ... - Acquired Causes ... Paraneoplastic (e.g ... ), TEMPI (VEGF normal ... #hematology
Hemophilia - Diagnosis and Management
Diagnosis:
 • Consistent bleeding history (unless screening for disease in family members
mild cases) • ... PT/INR & von Willebrand ... hemophilia type (e.g ... Avoid meds that ... #hematology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
PT/NORMAL PTT: ... PT/ABNORMAL PTT ... PT/NORMAL PTT: ... PT/ABNORMAL PTT ... #Diagnosis #Hematology
Essential Thrombocythemia (ET)
ET is a chronic myeloproliferative neoplasm. Most cases are related to mutations that affect
Most cases are related ... • Treatment algorithms ... Hydroxyurea + anticoagulation ... Thrombocythemia #ET #hematology ... diagnosis #management #hematology