Canseco had received treatment in a hospital for a pinched sciatic nerve.
The sciatic nerve extends from the spine to each leg.
But during the operation, his sciatic nerve had been clipped.
The sciatic nerve runs through the back of each leg and into the feet.
Sciatica refers to back pain caused by a problem with the sciatic nerve.
Women may be more likely to develop the problem during pregnancy because of pressure on the sciatic nerve from the developing uterus.
It delivers the medication directly to the area around the sciatic nerve.
But sometimes the sciatic nerve can become irritated by a lack of blood supply.
There was an ache in my thigh along the sciatic nerve.
Sometimes she could silence these by digging sharply down towards the sciatic nerve.