The Yin-Yang theory holds that disease is a result of an imbalance between yin and yang which leads to the hyperactivity or hypoactivity of yin and yang. The occurrence and the development of a disease are also related to zheng qi (body resistance or antipathogenic factors) and xie qi (pathogenic factors). The Yin-Yang theory can be used to generalize the interacting relations between body resistance and antipathogenic factors.
1 Colposcopy is a procedure used by physicians that provides a magnified and illuminated view of the vulva, vaginal walls, and uterine cervix. 2  This procedure is often done to evaluate an abnormal appearing cervix or an abnormal Pap smear result.
Colposcopy is done to: 1  Look at the cervix for problem areas when a Pap test was abnormal. 2  If an area of abnormal tissue is found during colposcopy, a cervical biopsy or a biopsy from inside the opening of the cervix (endocervical canal) is usually done.hat To Think About. 1  Colposcopy is not usually used as a screening test for women at high risk for cervical cancer. 2  A Pap test is done for that purpose. 3  But a colposcopy gives you and your doctor more information if you have an abnormal result from a Pap test.