Benign nonchromaffin paragangliomas of the duodenum.
D002345:Carotid Body Tumor; D004379:Duodenal Neoplasms; D004386:Duodenum; D006801:Humans; D009369:Neoplasms; D010235:Paraganglioma / Q000473:pathology*
DUODENUM/neoplasms; PARAGANGLIOMA/pathology