5 results
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Early liver disease ... Reduced liver synthesis ... #Causes #diagnosis ... #differential #hematology ... #coagulation
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Thrombocytopenia • Prolonged ... or venipuncture sites ... DIC • Severe Liver ... #diagnosis #causes ... treatment #management #hematology
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... • Reduced liver ... #Causes #diagnosis ... #differential #hematology ... #coagulation
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
• Albumin • Coagulation ... replaced by non-hepatic ... disease: > 2 • NASH ... #chemistry #diagnosis ... #differential #Hepatology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
- Differential Diagnosis ... inhibitor of a coagulation ... Acquired: • Heparin ... the PT remains prolonged ... #Hematology