Unfortunately, there can be a few causes for this gas and bloating that you are feeling. The most common causes are:
- Sphincter of Oddi dysfunction (SOD)
Delayed gastric emptying can also be present after cholecystectomy. A gastric emptying scan can evaluate this. - Dyspepsia (gastritis or peptic ulcer disease)
- Inflammatory bowel disease
- A mass
- Infectious colitis
You can read more about each of these conditions here with supporting details:
http://www.medhelp.org/forums/gastro/messages/35587.html
Then let me know if you still have questions!
