6 results
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged ... PTTProlonged ... PTTProlonged ... PTTProlonged ... #Hematology #coagulation
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
or APTT? ... to identify the cause ... of Prolonged APTT ... #hematology #evaluation ... mixing #studies #PTT
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Thrombocytopenia • Prolonged ... PT/PTT • Low ... /INR: ↑ • PTT: ... INR < 2.3 - APTT ... treatment #management #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- History of bleeding ... : INR/PT, aPTT(liver ... (CVID, WAS), (neurologic ... - Bone marrow evaluation ... #Workup #hematology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
/NORMAL PTT: • ... /ABNORMAL PTT: ... Perform a PTT mixing ... /NORMAL PTT: Suggests ... and the PTT suggests
Hemophilia - Diagnosis and Management
Diagnosis:
 • Consistent bleeding history (unless screening for disease in family members
established disease) • aPTT ... is prolonged, but ... mixing study (aPTT ... normal in mild cases ... Management #treatment #hematology