A 36-year-old man was admitted to the hospital because of abdominal pain, rash, and lymphadenopathy. Diffuse papules and hyperpigmented nodules on the skin and right axillary lymphadenopathy were n ...

Abdominal Pain on Right Side. If you have pain in your lower right abdomen, it could mean trouble with your appendix, such as appendicitis or, rarely, appendix cancer.