CINE MRI IN THE EVALUATION OF THE PROPLAST-TEFLON TMJ INTERPOSITIONALIMPLANT

Proplast-Teflon (Vitek Inc., Houston, TX, U.S.A.) interpositional impl ants (PTIPIs) have been removed from the market due to complications t hat include severe bony destruction of both condyle and fossa as a res ult of exuberant foreign body giant cell reaction. As per Food and Dru g Administration recommendations, the radiologist will often be called to evaluate the status of these implants in the large population that received them. We present a case of bilateral PTIPIs with nonreducing anterior displacement of the meniscal prosthesis made more apparent b y cine MRI. Extensive granulomatous reaction in the temporal bone exhi bited mobility with cine.