A 70-year-old woman on warfarin for atrial fibrillation falls and sustains a head injury. She is initially confused but improving. CT brain shows a sm...

Question

A 70-year-old woman on warfarin for atrial fibrillation falls and sustains a head injury. She is initially confused but improving. CT brain shows a small acute subdural haematoma without midline shift. Her INR is 3.5. What is the most appropriate initial management of her anticoagulation?

Accepted Answer

Reverse warfarin with intravenous vitamin K and prothrombin complex concentrate

Answer

Continue warfarin and observe

Answer

Cease warfarin and give oral vitamin K only

Answer

No action; subdural haematomas do not require reversal

Answer

Switch warfarin to aspirin immediately

au-amc MCQ (SBA): Warfarin-associated intracranial haemorrhage

A 70-year-old woman on warfarin for atrial fibrillation falls and sustains a head injury. She is initially confused but improving. CT brain shows a small acute subdural haematoma without midline shift. Her INR is 3.5. What is the most appropriate initial management of her anticoagulation?