26th February 2025

A 47-year-old female with a diagnosis of limited cutaneous systemic sclerosis has presented to clinic with abdominal bloating and watery diarrhoea.

A 47-year-old female with a diagnosis of limited cutaneous systemic sclerosis has presented to clinic with abdominal bloating and watery diarrhoea. She has also noted that she has been more flatulent recently. She has not noted weight loss or blood in her stool. 

Given the underlying diagnosis, which investigation would be diagnostic?

Select the SINGLE most appropriate option from the list below. Select ONE option only.