The vague pain on the right side of the lower abdomen in women may be due to physiological reasons such as ovulatory pain or primary dysmenorrhea, or it may be caused by diseases. Generally, diseases that commonly cause hidden pain in the right lower abdomen in women are gynecological diseases, digestive system diseases or urinary system diseases: 1. Gynecological diseases: gynecological inflammatory diseases such as right endometritis, right fallopian tube inflammation, or gynecological diseases such as endometriosis, right ovarian cystic tibial torsion, rupture of corpus luteum can cause pain in the right lower abdomen. menstrual cycle is associated. If you have a history of menopause, you should also consider ectopic pregnancy, that is, ectopic pregnancy leading to right lower abdominal pain; 2, digestive system diseases: acute appendicitis will generally appear abdominal pain from the middle abdomen gradually shift to the right lower abdomen, and the pain is generally more intense, chronic appendicitis often manifests as right lower abdominal vague pain, and generally have a history of acute appendicitis. At the same time, it may also be caused by intestinal diseases such as small intestine obstruction, ulcer of ascending colon, perforation of small intestine or ascending colon, etc. The accompanying symptoms may include diarrhea or constipation, change in color or nature of stool, etc. 3.