In medicine (hematology), bleeding diathesis is an unusual susceptibility to bleed (hemorrhage) mostly due to hypocoagulability (a condition of irregular and slow blood clotting), in turn caused by a coagulopathy (a defect in the system of coagulation).

Tendency to bleed excessively, disorder.

(medicine) The condition in which there is a tendency in the urine to deposit white gravel.