Coccigodynia

which affects the pelvis, in particular the coccyx or the surrounding area. The causes of coccygodynia can be different, consequently the therapeutic approach is also variable. Most cases are related to "abnormal mobility of the coccyx, which triggers a chronic inflammatory process responsible for pain and degeneration of neighboring tissues. Although coccydynia can affect individuals of all ages and both sexes, it occurs more frequently in women and the mean age of onset is 40 years.

, located just above the crack in the buttocks. Its structure is composed of the ensemble of 3-5 vertebral units which, with the exception of the first segment, are typically fused together. The terminal apex is slightly curved forward, so that the apex of the bone is oriented towards the front of the body. The dorsal surface of the coccyx serves as the attachment site for the gluteus maximus, the pubococcygeus muscle and the anococcygeus ligament, while towards the apex the sphincter of the anus is inserted.

Towards the end of the third trimester, the tailbone becomes more flexible to help the woman give birth more easily. In some cases, childbirth can cause an "excessive tension of the muscles and ligaments connected to the coccyx, with partial dislocation of the same.