• There appears to be a total of five cases of chondrosarcoma of the hyoid bone (not all associated with Gardner's syndrome). The case reported herein is one that was first reported in the literature on Gardner's syndrome and the second reported instance of a patient with Gardner's syndrome who had a malignant bone tumor.
Greer JA, Devine KD, Dahlin DC. Gardner's Syndrome and Chondrosarcoma of the Hyoid Bone. Arch Otolaryngol. 1977;103(7):425–427. doi:10.1001/archotol.1977.00780240083013
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