24th August 2023

A 67-year-old woman with a known history of type 2 diabetes comes to the clinic complaining of recurrent bouts of diarrhoea for the past few month

A 67-year-old woman with a known history of type 2 diabetes comes to the clinic complaining of recurrent bouts of diarrhoea for the past few months. The diarrhoea occurs mainly at night and is sometimes accompanied by nausea and bloating. She has also lost some weight recently. Physical examination does not reveal any specific findings.

What is the most likely cause of this woman’s symptoms?