What would cause lower right abdominal pain when bending right leg at knee up and back?

Nonspecific. Sounds like musculoskeletal problem, bit could be related to a groin hernia. You would really need a more thorough history and an exam to give a better idea if what's going on.

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I'm having intense lower right abdominal pain for about 2 weeks. It's getting worse and now radiating to my right thigh and knee. I'm 21/female?

What R U waiting 4? Your symptoms sound very significant, ; while the cause(s) for them can't be determined here from the limited information provided, you really need a thorough medical evaluation. Please get help right away so treatment can be started. If in significant distress, call 911 now. Read more...