title: Epigastric pain and an unusual perigastric mass in a 28-year-old man.
authors.affiliation: Boston University Medical Center, Department of Gastroenterology, Boston, Massachusetts, USA.
authors.forename: Sun-Chuan
authors.initials: SC
authors.lastname: Dai
authors.forename: Audrey
authors.initials: A
authors.lastname: Calderwood
mesh_terms: D015746:Abdominal Pain / Q000209:etiology*; D000328:Adult; D044963:Biopsy, Fine-Needle; D019160:Endosonography; D006801:Humans; D008297:Male; D014385:Tuberculosis, Gastrointestinal / Q000150:complications / Q000175:diagnosis*