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Oral cancer is cancer that starts in the mouth.
Cancer - mouth; Mouth cancer; Head and neck cancer; Squamous cell cancer - mouth
Oral cancer most commonly involves the lips or the tongue. It may also occur on the:
Most oral cancers are a type called squamous cell carcinoma. These cancers tend to spread quickly.
Smoking and other tobacco use are linked to most cases of oral cancer. Heavy alcohol use also increases the risk of oral cancer.
Other factors that may increase the risk of oral cancer include:
Men get oral cancer twice as often as women do, particularly men older than 40.
Oral cancer can appear as a lump or ulcer in the mouth that may be:
Other symptoms may include:
Your doctor or dentist will examine your mouth area. The exam may show:
Tests used to confirm oral cancer include:
Other treatments may include speech therapy or other therapy to improve movement, chewing, swallowing, and speech.
You can ease the stress of illness by joining a cancer support group. Sharing with others who have common experiences and problems can help you not feel alone.
Approximately half of people with oral cancer will live more than 5 years after they are diagnosed and treated. If the cancer is found early, before it has spread to other tissues, the cure rate is nearly 90%. More than half of oral cancers have spread when the cancer is detected. Most have spread to the throat or neck.
Oral cancer may be discovered when the dentist does a routine cleaning and examination.
Call your health care provider if you have a sore in your mouth or lip or a lump in the neck that does not go away within 1 month. Early diagnosis and treatment of oral cancer greatly increases the chance of survival.
Oral cancer may be prevented by:
National Cancer Institute: PDQ Lip and Oral Cavity Cancer Treatment. Bethesda, Md: National Cancer Institute. Date last modified: July 16, 2012. Available at: http://cancer.gov/cancertopics/pdq/treatment/lip-and-oral-cavity/HealthProfessional. Accessed: February 3, 2014.
National Comprehensive Cancer Network. NCCN Clinical Practice Guidelines in Oncology (NCCN Guidelines): Head and neck cancers. Version 2.2013. Available at: http://www.nccn.org/professionals/physician_gls/pdf/head-and-neck.pdf. Accessed: February 3, 2014.
Wein RO, Malone JP, Weber RS. Malignant neoplasms of the oral cavity. In: Flint PW, Haughey BH, Lund VJ, et al., eds. Cummings Otolaryngology: Head and Neck Surgery. 5th ed. Philadelphia, Pa: Elsevier Mosby; 2010:chap 96.