27th June 2023

George is a 40-year-old man with known HIV. He was diagnosed three years ago, and his adherence to treatment with antiretroviral medication is good.

George is a 40-year-old man with known HIV. He was diagnosed three years ago, and his adherence to treatment with antiretroviral medication is good. He currently takes tenofovir, emtricitabine and dolutegravir. His CD4+ T-cell count is >200/μL. He reports diarrhoea that has been ongoing for a long while, but his weight is improving and there is no blood in the stools. What is the most likely cause of this diarrhoea?

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