Answers to workup for hemarthrosis. Return to Coagulopathy, general for questions.

1. Factor 8, 9, 11 deficiency, vWD, heparin contamination
2. Factor 7 or Vit K deficiency
3. Do a thrombin time. See below
4. Vascular compromise, factor 13 deficiency, alpha-2-antiplasmin deficiency

Thrombin time

• Normal
  • liver disease
  • deficiency: vit K, factor 2, 5, 10
  • DIC
  • lupus anticoagulant
  • warfarin
• Prolonged
  • Afibrinogenemia
  • dysfibrinogenemia
  • DIC
  • heparin