title: Vasculitis as a cause of diarrhea and gastrointestinal hemorrhage: a case report.
abstract: A 13-year-old girl was hospitalized for fever, malaise, intractable diarrhea, and intermittent gastrointestinal hemorrhage. Despite aggressive antimicrobial and supportive treatment, she died with massive bleeding from the upper gastrointestinal tract. Autopsy study revealed systemic polyarteritis nodosa of classic form in the right lung and gastrointestinal tract and of microscopic form in kidneys.
authors.affiliation: Department of Pediatrics-Section of Pediatric Pathology, Faculty of Medicine, Hacettepe University, Ankara, Türkiye.
authors.forename: E
authors.initials: E
authors.lastname: Kotiloğlu
authors.forename: M
authors.initials: M
authors.lastname: Cağlar
authors.forename: C
authors.initials: C
authors.lastname: Akyüz
authors.forename: V
authors.initials: V
authors.lastname: Hazar
authors.forename: N
authors.initials: N
authors.lastname: Koyuncuoğlu
mesh_terms: D000293:Adolescent; D003967:Diarrhea / Q000209:etiology* / Q000382:microbiology; D004926:Escherichia coli / Q000302:isolation & purification; D005260:Female; D005334:Fever / Q000209:etiology*; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D010488:Polyarteritis Nodosa / Q000150:complications*; D012484:Salmonella paratyphi B / Q000302:isolation & purification