ELISA
PCR from stool or urine
Stool and Urine for ova/parasites
biopsy may be needed for those who do not show ova/parasites in stool/urine
CBC, LFTs, BMP, blood cultures
Consider ultrasound for hepatosplenic (periportal fibrosis) or urinary disease (hydro)
Echocardiography and CXR for pulmonary hypertension and/or cor pulmonale
Consider CT or MRI for CNS disease or further workup of periportal fibrosis
biopsy may be needed for those who do not show ova/parasites in stool/urine
Schistosomiasis
UTI
Leishmaniasis
STD
Traveler's diarrhea
Intestinal parasites
Malaria
Cholera