NCIt definition : Tightness of the vaginal wall during vaginal penetration including sexual intercourse.
It is caused by involuntary spasm of the pelvic floor muscles, and results in painful
intercourse or failure to have intercourse. It may due to psychological conditions,
trauma in the vaginal area, or vaginal infection.;
Alternative definition : CTCAE: A disorder characterized by involuntary spasms of the pelvic floor muscles,
resulting in pathologic tightness of the vaginal wall during penetration such as during
sexual intercourse.;