Saturday, 20 August 2011

Causes Of Cervical Cancer

Cervical cancer begins when normal cells acquire a genetic mutation that turns normal cells into abnormal cells. Healthy cells grow and multiply at a set rate, eventually dying at a time together. Cancer cells grow and multiply out of control and they do not die. The abnormal cells accumulate in the form of a mass (tumor). Cancer cells invade nearby tissues and can break out of a primary tumor to spread elsewhere in the body (metastasis).

What causes cervical cancer is unclear. However, the fact is that sexually transmitted infection called human papillomavirus (HPV) plays a role. HPV testing is found in almost all cervical cancers. However, HPV is a very common virus and most women with HPV do not develop cervical cancer. This means that other risk factors such as genetic inheritance, the environment or their lifestyle choices also determine whether to develop cervical cancer.

Types of Cervical Cancer

Cell, in which the original genetic mutation took place determines the type of cervical cancer you have. Type of cervical cancer is to help determine prognosis and treatment. Main types of cervical cancer are:

Squamous cell carcinoma. These begin in the thin, flat cells that line the bottom of the cervix (squamous cell). This type represents the vast majority of cervical cancers.

Adenocarcinomas. These occur in the glandular cells lining the cervical canal. These tumors represent a small fraction of cases of cervical cancer.

Sometimes both types of cells involved in cervical cancer. Very rare cancers can occur in other cells in the cervix.

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