A stool sample from a patient with chronic diarrhoea in an AIDS hospice in Uganda is examined using modified Ziehl-Neelsen staining. Large, oval oocys...

Question

A stool sample from a patient with chronic diarrhoea in an AIDS hospice in Uganda is examined using modified Ziehl-Neelsen staining. Large, oval oocysts (20-30 µm) that stain acid-fast are identified. What is the most likely organism?

Accepted Answer

Cystoisospora belli

Answer

Cryptosporidium parvum

Answer

Cyclospora cayetanensis

Answer

Microsporidium

Answer

Giardia lamblia

uk-dtmh MCQ (SBA): Cystoisospora belli

A stool sample from a patient with chronic diarrhoea in an AIDS hospice in Uganda is examined using modified Ziehl-Neelsen staining. Large, oval oocysts (20-30 µm) that stain acid-fast are identified. What is the most likely organism?