title: An unusual onset of a rare disease.
authors.affiliation: Department of Medical Sciences, Gastrointestinal Unit II, Papa Giovanni XXIII Hospital, Bergamo, Italy. Electronic address: sgreco@hpg23.it.
authors.forename: Salvatore
authors.initials: S
authors.lastname: Greco
authors.affiliation: Department of Pathology, Papa Giovanni XXIII Hospital, Bergamo, Italy.
authors.forename: Aurelio
authors.initials: A
authors.lastname: Sonzogni
authors.affiliation: Department of Medical Sciences, Gastrointestinal Unit II, Papa Giovanni XXIII Hospital, Bergamo, Italy.
authors.forename: Paolo
authors.initials: P
authors.lastname: Ravelli
mesh_terms: D000855:Anorexia / Q000209:etiology; D015267:Churg-Strauss Syndrome / Q000150:complications / Q000175:diagnosis*; D003967:Diarrhea / Q000209:etiology; D004386:Duodenum / Q000473:pathology*; D016145:Endoscopy, Digestive System; D006801:Humans; D007421:Intestine, Small / Q000000981:diagnostic imaging*; D008297:Male; D008643:Mesentery / Q000000981:diagnostic imaging*; D008875:Middle Aged; D009325:Nausea / Q000209:etiology; D035583:Rare Diseases; D014463:Ultrasonography; D015431:Weight Loss