Direct bone invasion by squamous carcinomas of the head and neck.
D001859:Bone Neoplasms / Q000473:pathology*; D001862:Bone Resorption / Q000473:pathology; D002294:Carcinoma, Squamous Cell / Q000473:pathology*; D006258:Head and Neck Neoplasms / Q000473:pathology*; D006801:Humans; D009361:Neoplasm Invasiveness; D010010:Osteoclasts / Q000502:physiology