What causes your right lower side by your abdomen hurt?

Pain on the Right. Right lower quadrant pain typically flags the number one concern for appendicitis. If your pain worsens, seek immediate attention in the er to properly diagnose the problem. Many other diagnoses exist to include ovarian conditions, pelvic, colon and bladder infections, hernias, stds, and inflammatory bowel disease.
Many possibilities. Right sided abdominal pain can be caused by a number of problems, including appendicitis, pregnancy, ectopic pregnancy, ovulation, constipation, colitis, muscular issues, kidney stones, and many others. Best to see your doctor to determine the cause of your pain.