Why the study?
Does continuing warfarin with a preoperative INR < 3.5 cause excess bleeding in patients undergoing cutaneous surgery?
Population
68 patients on warfarin undergoing 85 cutaneous surgical procedures at a single center in the UK.
Design
Cohort
Authors
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May support continuing warfarin in cutaneous surgery with INR <3.5; leaves open need for randomized confirmation.
Does continuing warfarin with a preoperative INR < 3.5 cause excess bleeding in patients undergoing cutaneous surgery?
Continuing warfarin for cutaneous surgery is safe provided the preoperative INR is < 3.5, supporting routine INR checks within 24 hours of surgery.
Ah-Weng et al. (2003) studied this question.
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