Fig. 1
From: Endodontic remnants are found more than other radiopacities in proposed implant sites
Different forms of radiopacities related to extraction sites are seen in the following forms: a fractured piece of bone or remnants of tooth, b remnants of endodontic filling with or without bony tissue reactions fragments of bone, c pathological lesion, impacted, or supernumerary tooth, d fractured implant screw or fixation screws or plates, e focal or diffuse bony calcifications or related to resorptive reaction, f a nearby clasp of a removable prosthesis, rhinoliths in maxillary sinus, or a salivary gland stone