Radiographs of the skull of a patient with precancerous colorectal polyps demonstrate osteomas within the sinuses. This constellation of findings is consistent with __________.

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Osteomas within the sinuses are a characteristic finding in Gardner syndrome, which is an autosomal dominant disorder that is associated with numerous colorectal adenomatous polyps, along with osteomas, dental abnormalities, and soft tissue tumors. Familial polyposis is also an autosomal dominant disorder with multiple colorectal polyps, but it is not associated with osteomas. Peutz-Jeghers syndrome is characterized by hamartomatous polyps and mucocutaneous pigmentation, but not osteomas. Crohn's disease is a chronic inflammatory disorder of the intestinal tract and is not associated with osteomas.

Radiographs of the Skull of a Patient with Precancerous Colorectal