Diagnosis of previously unidentified haemophilia A in a patient following routine endoscopic sinus surgery

Procedures in the field of head and neck surgery can be complicated by haemorrhage post-operative bleeding. Whilst it is commonplace to screen for coagulopathies pre-operative period, rare congenital bleeding disorders difficult detect have significant consequences. We report a case following routine sinus due an undiagnosed haemophilia A 65-year-old male.