Bassetti E, Candreva R, Santucci E
Department of Radiology, Umberto I Medical Center, "Sapienza" University of Rome, Rome, Italy.
J Ultrasound. 2011 Sep;14(3):167-9. doi: 10.1016/j.jus.2011.02.001. Epub 2011 Feb 24.
Pigmented villonodular synovitis (PVNS) is characterized by hyperplasia of the synovial tissue in joints, of tendon sheaths, and of the mucous membranes, or fibrous tissue adjacent to the tendons. Its etiology is unknown. We report a case of diffuse intra-articular PVNS of the right knee in a 38-year-old man. Ultrasound and magnetic resonance imaging (MRI) features of the disease are described.
色素沉着绒毛结节性滑膜炎(PVNS)的特征是关节、腱鞘、黏膜或肌腱周围纤维组织的滑膜组织增生。其病因不明。我们报告一例38岁男性右膝关节弥漫性关节内PVNS病例。描述了该疾病的超声和磁共振成像(MRI)特征。