17th July 2020

A 23-year-old woman attends Accident and Emergency with a 4 hour history of excruciating perianal pain

A 23-year-old woman attends Accident and Emergency with a 4 hour history of excruciating perianal pain. On examination there is a small blueberry like lesion that is painful to touch.

Please select the SINGLE most likely diagnosis. Select ONE option from the list above.