1.Renal malignant solitary fibrous tumor: 1 case report and literature review
Maolin XIAO ; Delin WANG ; Xiaohou WU ; Zaixian CHEN ; Fei GAO ; Lei YANG ; Hongqing WENG ; Li JIANG
Chongqing Medicine 2017;46(18):2500-2502
Objective To investigate the clinicalmanifestations,imaging features,diagnosis and differential diagnosis,treatment and prognosis of renal malignant solitary fibrous tumor(SFT).Methods The clinical data in 1 case of rare renal malignant SFT were retrospectively analyzed.Referring to related literatures,the histological origin,pathological features,differential diagnosis,treatment and follow-up of renal malignant SFT were analyzed.Results The patient was preoperatively diagnosed as right renal clear cell carcinoma.Postoperative pathological examination diagnosed as low grade malignant SFT of right kidney.And immunohistochemistry indicated CD34+,BCL-2 +,CD68+,CD99+,vimentin,Ki-67 5％ +,SMA focal weakly positive.No recurrence or metastasis occurred after 4-month follow-up period.Conclusion Malignant SFT of the kidney is very rare,its diagnosis and differential diagnosis depend on postoperative pathological and immunohistochemical examination.Radical nephrectomy is the main option for malignant SFT of the kidney with good prognosis.
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