There are various causes of right lower quadrant abdominal pain, including but not limited to appendicitis, IBS/IBD, kidney/ureteral stone, bladder infection, and hernia, as well as female-specific conditions, such as pelvic inflammatory disease, endometriosis,
ovarian cyst,
ovarian torsion, and ectopic pregnancy. Making the correct diagnosis requires a combination of clinical history and physical examination, as well as laboratory and imaging tests.