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.
1 Colposcopy A colposcopy is a test done to check your vagina and cervix for cells that are not normal. You may have a colposcopy if a pap smear shows cells that need to be checked further. The doctor uses a magnifying scope to check the tissue of the vagina and cervix. A small tissue sample, called a biopsy, may be removed to be checked in the lab.