目的分析色素沉着绒毛结节性滑膜炎的MRI表现。
Objective To analyze MRI features of pigmented villonodular synovitis.
目的探讨MRI对膝关节色素沉着绒毛结节性滑膜炎(PVNS)的诊断价值。
Objective To investigate the MRI diagnostic valuation of pigmented villonodular synovitis (PVNS) of knee joint.
色素沉着绒毛结节性滑膜炎是一种良性的，但具有局部浸润倾向的罕见疾病，临床症状不典型。
Pigmented Villonodular Synovitis is a benign orphan disease with trend of local infiltration. Its clinical manifestation is atypical.
方法回顾性分析4例经手术或穿刺活检病理证实的膝关节色素沉着绒毛结节性滑膜炎的CT表现。
Methods the ct manifestations of 4 cases with pigmented villonodular synovitis (PVNS) in the knee joint which were proved by pathology were analyzed retrospectively.
前言：目的：分析膝关节色素沉着绒毛结节性滑膜炎(PVNS)的MRI影像表现，提高对本病的认识。
Objective: To evaluate the MRI representations of pigmented villonodular synovitis (PVNS) of the knee joint, and increase the recognition of the disease.
目的：观察术后放疗对色素沉着绒毛结节性滑膜炎复发的预防作用，并比较普通放疗与立体定向放疗的优劣。
Objective: To observe the preventive function of radiotherapy for pigmented villonodular synovitis of knee joint and compare conventional radiotherapy and stereotactic radiotherapy.
目的：观察术后放疗对色素沉着绒毛结节性滑膜炎复发的预防作用，并比较普通放疗与立体定向放疗的优劣。
Objective: To observe the preventive function of radiotherapy for pigmented villonodular synovitis of knee joint and compare conventional radiotherapy and stereotactic radiotherapy.
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