- standard incision made on forearm using a pricking device or a template.
- BP cuff inflated to 40mmHg.
- incision dabbed with filter paper every 30 seconds until bleeding time stops.
- normal value = 2-9 minutes.
- infrequently used c/o susceptible to much variation
If prolonged -> platelet function problem:
- -> wWD
- -> aspirin
- -> heparin
- -> post cardiopulmonary bypass
- -> uraemia
- -> post-haemodialysis
- -> beta-lactam antibiotic use
- -> NSAIDS