27th June 2023

Robert is a 28-year-old man who presents to hospital in Truro following dyspnoea.

Robert is a 28-year-old man who presents to hospital in Truro following dyspnoea. He has had a dry cough for the past four weeks and has experienced some weight loss during this time. He has not travelled abroad for the past few years. On examination, the chest is clear. He has bilateral pulmonary infiltrates on chest x-ray and is found to have a new diagnosis of HIV on blood tests. He tests negative for COVID-19. Which is the most likely cause of his respiratory symptoms?

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