question: i am 30 yr old. i am having serve pain in my upper abdomin since last june 2010. did sonograpy 2-3 times..gone CT SCAN ..every test result is normal.i visit many doctors in mumbai , jaipur & kota ,,,noboday disgonose my problem. my main problem is too much amount of gas formation. due to this i feel tried,serve headache & sleep issue.