hi im 45 years old and have this problem for now few years.i have done many colonoscopy but nothing much find in my intestine.its very uncunftable hot pain on my left side of the stomach and also late coming on my left hand in same place.doctors dont know what it is.when i laynig in the bed on my back strait i feel preassure on my left side and sometime i feel that on the back on my stomach and also my left tedticle.its very uncanftable. take care thank you for have a look at my case. karl