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PROSTHODONTICS - American College of Prosthodontists

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lymphoma)andprimarycarcinomas,areentirelyradiolucent(Figure1).Manycancers,however,arecharacterizedbyproduction<strong>of</strong>hardtissueorinduction<strong>of</strong>reactiveboneformationinandaroundthelesion.Osteosarcomaandchondrosarcomagenerallyproducemixedradiographicpatternswithneoplasticboneandcartilageinterspersedwiththes<strong>of</strong>ttissuetumormasses(Figure2).Somemetastaticmalignancies,notablyprostateandbreastcancer,canstimulateformation<strong>of</strong>boneperipherally(Figure3).Itshouldalsobenotedthattheterms“radiolucent”and“radiopaque”arerelative.As<strong>of</strong>ttissuetumordestroyingthemaxillaisradiolucentincontrasttotheadjacentbone,butthesamelesionextendingintothemaxillarysinusproducesafaintradiopacityagainstthebackground<strong>of</strong>theairspace. Figure2 252010 CDEL Re-recognition <strong>of</strong> the Specialty Report 209 <strong>of</strong> 279

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