A patient with recent history of travel to the Philippines has bloody diarrhea. An ova and parasites examination of the stool shows the following at 400$\times$.

Question

Quizplus · Accepted Answer

The image shows an ova with a prominent terminal spine, which is characteristic of Schistosoma japonicum. The patient's travel history to the Philippines is also highly suggestive of infection with S. japonicum, which is endemic in that region. The other choices (A, C, D) are not consistent with the morphology of the ova seen in the image.

A Patient with Recent History of Travel to the Philippines ×\times×

A Patient with Recent History of Travel to the Philippines $\times$