Locoregional invasion of buccal squamous cell carcinoma into the maxillary, palatal and mandibular bones, a case report

Squamous cell carcinoma (scc) of the buccal mucosa accounts for 23% to 37% of all intraoral cancers, the prognosis is generally poor. we reported a case of local invasion of buccal squamous cell carcinoma. a 32-year-old man referred to the clinic with a chief complaint of swelling in the right cheek region that initiated from 6 months ago and rapidly grow from one month ago. history of the patient revealed that he was undergoing a surgery for buccal squamous cell carcinoma (scc) lesion 2 years ago. computed tomography (ct) and magnetic resonance(mri) images showed a heterogenous mass in the right maxillary, palate and mandibular regions that was histopathologically diagnosed as recurrence with locoregional invasion of scc.