Metastatic pancreatic solitary fibrous tumor: A case report  

作　　者：Kiyoun Yi Jonghyun Lee Dong Uk Kim 

机构地区：[1]Division of Gastroenterology,Department of Internal Medicine,Pusan National University Hospital,Busan 49241,South Korea [2]Biomedical Research Institute,Pusan National University Hospital,Busan 49241,South Korea

出　　处：《World Journal of Clinical Cases》2023年第35期8416-8424,共9页世界临床病例杂志

摘　　要：BACKGROUND Solitary fibrous tumor(SFT)is a rare mesenchymal tumor that is most commonly found in the pleura but can also originate from non-pleural sites.Among the nonpleural localizations,the pancreas is extremely rare.In particular,metastasis to the pancreas from the central nervous system(CNS)is extremely rare,with only two cases reported so far.We report a case of recurrence in the pancreas 14 years after the initial complete surgical removal of a tumor in the CNS.CASE SUMMARY A 68-year-old man with a past medical history of recurrent meningeal hemangiopericytoma,currently referred to as SFT,presented to the hospital with jaundice.The patient was first diagnosed with an 8cm-sized meningeal hemangiopericytoma fourteen years ago and underwent osteoplastic craniotomy.After 16 mo,imaging showed recurrence and he underwent gamma knife radiosurgery(GKRS).2 years later,imaging showed recurrence again leading to a second GKRS.5 years later,recurrence was again suspected leading to a second craniotomy.Since then 3 years had passed,and imaging showed a 3.5cm-sized mass lesion on the pancreatic head with obstruction of the pancreatic and bile ducts.Endosonography with fine-needle aspiration biopsy was done preoperatively and aided in the diagnosis of SFT.The patient underwent pyloruspreserving pancreaticoduodenectomy.Pathologic findings of the resected pancreatic specimen,consistent with the previously resected brain specimen,confirmed the diagnosis of SFT.CONCLUSION The rarity and lack of knowledge about SFTs make suspecting and diagnosing this disease challenging.We believe that a report of metastatic pancreatic SFT from the CNS will contribute to a better understanding of this rare disease.

关 键 词：Solitary fibrous tumor HEMANGIOPERICYTOMA PANCREAS Metastasis Central nervous system Case report 

分 类 号：R735.9[医药卫生—肿瘤]