Cervical Dysplasia

(Cervical Intraepithelial Neoplasia [CIN]; Precancerous Changes of the Cervix)

Definition

Dysplasia is abnormal growth or development of cells. Cervical dysplasia happens in the cells covering the surface of a woman's cervix. If cervical dysplasia is not treated, it may lead to cervical cancer.
The Cervix
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Causes

Cervical dysplasia is caused by a sexually transmitted virus. The virus is called the human papillomavirus (HPV). This virus causes abnormal changes in the cells of the cervix. The most significant cervical change would be cancer. There are different types of HPV. The risk of cervical disease may be high or low depending on the type of HPV.

Risk Factors

Factors that may increase your chance of cervical dysplasia include:

Symptoms

There are often no apparent symptoms with cervical dysplasia. Cervical changes are found through screening tests.

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