20th July 2020

An elderly patient presents with a two-month history of abdominal distension and discomfort associated with diarrhoea

An elderly patient presents with a two-month history of abdominal distension and discomfort associated with diarrhoea. They have a strong family history of inflammatory bowel disease but are otherwise fit and well. On examination, you find a mildly distended abdomen and incidentally spot lesions on the shins which make you query a rash consistent with erythema nodosum.

Based on your findings, you suspect Crohn’s disease as the most likely differential. 

Select the SINGLE option from the list below which will provide a definitive diagnosis of Crohn’s disease. Select ONE option only.