A 48-year old man was admitted to the hospital after complaining of fever and shortness of breath.  Radiographs revealed an enlarged heart and complete blood count smear results revealed rare C-shaped trypomastigote forms.  The patient was on active military duty years ago in the Panama Canal Zone.  The most likely parasite is:

Indicate the appropriate order of events in the life cycle of Trichinella spiralis.  Start with the step that takes place after the under-cooked, striated muscle containing encysted larvae is consumed.

A small, operculated egg with a flask or light bulb shape is found in the feces of a patient with liver abnormalities.  Which of the following organisms does the patient most likely have an infection with?

A patient from the Great Lakes area presents with vague abdominal symptoms and a macrocytic anemia.  Which cestode would be the probable cause?

Indicate the appropriate order of events in the life cycle of Ascaris lumbricoides.  Start with the step that takes place after the human ingests the infective egg.

In cases of suspected infection with Wuchereria bancrofti, the most favorable time to find parasites in the blood is:

The incorrect match between organism and the appropriate diagnostic procedure is:

Match the specimen source with the corresponding parasite that will most likely be recovered from that site.

Indicate the appropriate order of events in the life cycle of Giardia lamblia.  Start with the step that takes place after the human ingests the infective cysts.

A 44-year-old man was admitted to the hospital following a 2-week history of low-grade fever, malaise, and anorexia.  Examination of a Giemsa-stained blood film revealed many intra-erythrocytic parasites.  Further history revealed frequent camping trips near Martha’s Vineyard and Nantucket Island in the Northeast US, but no travel outside the continental United States.  This parasite could easily be confused with: