Unexplained belly pain? Consider nerve irritation

Q: I have had persistent pain on the right side of my belly for six months. I had blood tests, a CT scan and an ultrasound. Everything came up normal. My doctor thinks the pain may be due to an irritated nerve. Is this common? What's the treatment?

A: An irritated nerve as the cause of unexplained pain on one side of the body is more common than appreciated.

People with this condition often describe the pain as burning, sharp, tingling or stinging. It may feel like the pain radiates around the side from front to back or back to front. The skin in the area of the pain can be very sensitive or sometimes feel a bit numb.

The exact reason for the nerve irritation may not...