title: A rare perivascular epithelioid cell tumour (PEComa) of the duodenum misdiagnosed by endoscopic needle aspiration biopsy.
authors.affiliation: Department of Pathology, Department of Radiology, the First Affiliated Hospital, Sun Yat-Sen University, Guangzhou, China.
authors.forename: Fen
authors.initials: F
authors.lastname: Wang
authors.forename: Jianming
authors.initials: J
authors.lastname: Tang
authors.forename: Jifei
authors.initials: J
authors.lastname: Wang
authors.forename: Huijuan
authors.initials: H
authors.lastname: Shi
authors.forename: Anjia
authors.initials: A
authors.lastname: Han
mesh_terms: D000328:Adult; D014408:Biomarkers, Tumor / Q000032:analysis; D001707:Biopsy, Needle; D003951:Diagnostic Errors; D004379:Duodenal Neoplasms / Q000175:diagnosis*; D016099:Endoscopy, Gastrointestinal; D006801:Humans; D007150:Immunohistochemistry; D007889:Leiomyoma / Q000175:diagnosis; D008297:Male; D054973:Perivascular Epithelioid Cell Neoplasms / Q000175:diagnosis*
chemical_list: D014408:Biomarkers, Tumor