What is head and neck cancer?
Q: What is head and neck cancer?
A: Head and neck cancer or throat cancer is a type of cancer that starts in the lip, mouth, nose, sinuses, pharynx, or larynx.
Q: What is the most common type of head and neck cancer?
A: 90% of head and neck cancers are squamous cell carcinomas (SCCHN), originating from the mucosal lining (epithelium) of these regions.
Q: What part of the body does head and neck cancer originate from?
A: Head and neck cancer can originate from the lip, mouth, nose, sinuses, pharynx, or larynx.
Q: What are the risk factors for head and neck cancer?
A: Drinking too much alcohol or chewing tobacco are risk factors for head and neck cancer.
Q: What is the mucosal lining?
A: The mucosal lining is the protective layer of cells that line the body's various internal surfaces.
Q: What is the medical term for throat cancer?
A: The medical term for throat cancer is head and neck cancer.
Q: Can head and neck cancer be caused by smoking?
A: The text does not mention smoking as a cause of head and neck cancer. However, chewing tobacco is mentioned as a risk factor.
