It occurs at the top of the buttocks. A severe pain that radiates from the back into the hip and outer side of the leg caused by compression of the sciatic nerve. An uncommon neuromuscular ...
In several cases, anal fissures (tearing of anal skin), piles and abscesses (lump filled with pus) may also lead to pain in anus. In addition to that, inflammatory bowel syndrome, coccydynia (pain ...