Oral cancer is a malignant lesion that occurs in the oral cavity. If detected early, oral cancer can be completely cured by surgery. Therefore, when detecting signs suggestive of oral cancer, patients need to be examined early for timely treatment.

Head and neck cancer is a group of malignancies that includes many different types of cancer. Prognosis and treatment will vary depending on the type of cancer, the stage of the disease, and many other factors.