Superficially Invasive Squamous Cell Carcinoma Oral Cavity

As they share epidemiology pathology and general principles with other squamous cell carcinomas of the upper aerodigestive tract those topics are covered there below are a few general comments specific to the oral cavity.

Superficially invasive squamous cell carcinoma oral cavity.

Head and neck squamous cell carcinoma hnscc develops from the mucosal linings of the upper aerodigestive tract comprising 1 the nasal cavity and paranasal sinuses 2 the nasopharynx 3 the hypopharynx larynx and trachea and 4 the oral cavity and oropharynx. Invasive squamous cell carcinoma is a type of cancer that occurs in the flat cells that make up the outer layer of skin and the linings of some organs known as squamous cells in this case the word invasive means that the cancerous tumor has penetrated deeply into the skin or organ as opposed to remaining a surface lesion for example in cases of invasive squamous cell carcinoma of the skin. In contrast to most other cutaneous sites a vulvar scc more than 2mm thick represents a high risk tumor with a 20 chance of metastasis which increases to 40 in tumors 4mm thick 82 83. As with most head and neck sites squamous cell carcinoma is the most common oral cancer.

In the us 3 of cancers in men and 2 in women are oral squamous cell carcinomas most of which occur after age 50. Verrucous carcinoma is a type of squamous cell carcinoma that makes up less than 5 of all oral cancers. But doctors have identified factors that may increase the risk of mouth cancer. Lip and oral cavity cancer is a type of head and neck cancer.

Squamous cell carcinoma scc is the most frequent malignant tumor of the head. The cancer experts at cancer treatment centers of america ctca have extensive experience in staging and diagnosing the disease and developing a treatment plan tailored to each patient s specific type of oral cancer. Squamous cell carcinoma of the oral cavity is the most common by far of the malignant lesions affecting this region. In most cases a wide surgical excision and removal of the entire tumor is the preferred treatment option.

This is different from invasive squamous cell carcinoma where the cancer cells have grown into deeper layers of the oral cavity or oropharynx. Early diagnosis and treatment of squamous cell carcinoma of oral cavity is important to avoid complications such as metastasis to other regions. Squamous cell carcinoma usually develops in areas of leukoplakia white patches of cells that do not rub off. Squamous cell carcinoma of the vulva prognosis in scc of the vulva seems to be strongly related to tumor thickness.

It s not clear what causes the mutations in squamous cells that lead to mouth cancer. It s a low grade slow growing cancer that rarely spreads to other parts of the body but it can. How is squamous cell carcinoma of oral cavity treated. The treatment measures may include.

Every oral cancer patient is different. Oral squamous cell carcinoma affects about 34 000 people in the us each year. More than 90 percent of cancers that occur in the oral cavity are squamous cell carcinomas. Tobacco and alcohol use can affect the risk of lip and oral cavity cancer.