title: Clues to uncommon and easily overlooked infectious diagnoses affecting the GI tract and distinction from their clinicopathologic mimics.
authors: Department of Gastroenterology, George Washington University Hospital, Washington, District of Columbia, USA.
authors: M Aamir
authors: MA
authors: Ali
authors: Department of Pathology, Ohio State University, Columbus, Ohio, USA.
authors: Christina A
authors: CA
authors: Arnold
authors: Department of Pathology, University of Pittsburgh, Pittsburgh, Pennsylvania, USA.
authors: Aatur D
authors: AD
authors: Singhi
authors: Department of Pathology, Johns Hopkins Hospital, Baltimore, Maryland, USA.
authors: Lysandra
authors: L
authors: Voltaggio
mesh_terms: D001707:Biopsy, Needle; D003141:Communicable Diseases / Q000175:diagnosis / Q000382:microbiology* / Q000628:therapy / Q000821:virology*; D003937:Diagnosis, Differential; D016099:Endoscopy, Gastrointestinal / Q000379:methods; D005260:Female; D005767:Gastrointestinal Diseases / Q000175:diagnosis / Q000382:microbiology* / Q000628:therapy / Q000821:virology*; D041981:Gastrointestinal Tract / Q000382:microbiology / Q000473:pathology; D005873:Giardiasis / Q000473:pathology / Q000628:therapy; D006801:Humans; D007150:Immunohistochemistry; D008297:Male; D011349:Proctitis / Q000473:pathology / Q000628:therapy; D035583:Rare Diseases; D012552:Schistosomiasis / Q000473:pathology / Q000628:therapy; D012720:Severity of Illness Index; D008061:Whipple Disease / Q000473:pathology / Q000628:therapy