This is an uncommon cause of gastroenteritis. The pathogen is Cyclospora cayetanensis which is a coccidian protozoan parasite, about 8 to 10μm in diameter. At least 16 species of this genus have been identified in other animals, including primates, but this is the only species known to infect man. It was first described in Papua New Guinea in 1979.
This is a companion discussion topic for the original article at https://patient.info/doctor/infectious-disease/cyclosporiasis