There are more reasons for pain in the lower right abdomen before menstruation, which may be caused by dysmenorrhea or appendicitis, etc.
1. Dysmenorrhea: Whether it is primary dysmenorrhea or secondary dysmenorrhea, it can be manifested as pain in the right lower abdomen, but it is mostly accompanied by breast distension, lumbago, headache and other symptoms.
(1) Primary dysmenorrhea: manifested as lower abdominal pain, lumbago, abdominal cramps and other symptoms before menstruation, which will be gradually relieved at the onset of menstruation.
(2) Secondary dysmenorrhea: dysmenorrhea caused by diseases, such as pelvic inflammatory disease, uterine fibroids, endometriosis and other gynecological diseases, may cause lower abdominal pain, swelling and other symptoms of dysmenorrhea.
2. Appendicitis: the appendix is located in the right lower abdomen, when appendicitis attacks, mostly manifested as pain in the right lower abdomen, accompanied by nausea, loss of appetite, fever and other symptoms.
The pain in the lower right abdomen before menstruation may have other causes, it is recommended to go to the hospital in time to improve the relevant examination, under the guidance of a professional doctor to clarify the cause of pain, targeted treatment.