I have a lot of pain under my right side of my ribs. It feels swollen and is tender to touch. Any suggestions to what it might be?

Gall bladder? C MD. Gall bladder and liver are under the right side of ribs (colon too) problem with any of them can cause pain, tenderness to touch; swelling more likely associated with inflamed gall bladder. Less likely other possibilities. See a doc now.