A person reports to a clinic complaining of fever and abdominal pain. The abdomen is swollen, and blood tests indicate kidney damage. A stool sample is examined under a microscope and found to contain eggs with a spine projecting from its surface. The indications are consistent with infection with

Question

Quizplus · Accepted Answer

The presence of eggs with spines projecting from the surface in the stool sample is a characteristic finding of Schistosoma mansoni infection. The other choices are not associated with these symptoms or diagnostic features. Plasmodium falciparum causes malaria, Anaplasma phagocytophilum causes anaplasmosis, Toxoplasma gondii causes toxoplasmosis, and Trypanosoma cruzi causes Chagas disease, none of which present with fever, abdominal pain, kidney damage, or spine-bearing eggs in the stool.

A Person Reports to a Clinic Complaining of Fever and Abdominal