There are many reasons for hidden pain in the lower right abdomen, such as intestinal inflammation, right salpingitis, right ovarian cyst, abdominal or pelvic tumors, stones and other diseases. 1. Inflammation of the intestinal tract: for example, chronic enteritis, appendicitis can cause intestinal spasms, or inflammation leading to peritonitis, which may lead to vague pain in the lower part of the right abdomen. 2. Right fallopian tube infection: Infection of the fallopian tube can also cause congestion and swelling of the fallopian tube, resulting in vague pain in the lower right abdomen. 3. Right ovarian cysts: ovarian cysts may also cause hidden pain in the lower right abdomen if they compress the local soft tissues and nerves. 4. Abdominal or pelvic tumors, stones and other diseases: for example, intestinal tumors, ureteral stones, kidney stones, bladder tumors, etc., may also lead to vague pain in the lower right abdomen. There may be other reasons for the vague pain in the lower right abdomen, so you should go to the hospital in time for examination and treatment according to the doctor’s advice.