Cite this page: Parsons J. Laboratory approach. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/coagulationbleedingdisorderlab.html. Accessed October 19th, 2019.
Definition / general
- Laboratory tests should be ordered if:
- History or physical exam is suspicious for bleeding disorder or
- For routine preoperative testing (PT, PTT, platelet count)
- See algorithms for prolonged PT, prolonged PTT, abnormal platelet count or hereditary bleeding disorder (PT, PTT, and platelet count normal)