Upper and lower GI endoscopy, skin biopsy, and BAL fluid examination are some other diagnostic tests that are employed in diagnosing<unk>  when there is a negative stool exam.
Strongyloidiasis other diagnostic studies
Schistosomiasis other diagnostic studies
Enterobiasis other diagnostic studies
Whipworm infection other diagnostic studies
Ascariasis other diagnostic studies
Lymphatic filariasis other diagnostic studies
Trichomoniasis other diagnostic studies
Onchocerciasis other diagnostic studies