SILICONE SYNOVITIS - MR-IMAGING IN 5 PATIENTS

Silicone synovitis is a known complication of silicone implants used i n orthopedic surgery for joint reconstruction. It has been studied wit h routine radiography; however, no report on magnetic resonance imagin g abnormalities of this condition exist in the literature. This articl e reports on five patients with silicone synovitis studied by magnet r esonance imaging. All patients showed hypointense implants that were d eformed, fragmented or subluxed, and intra-and periarticular silicone particles were evident on T1- and T2-weighted images.