There are many possible causes. Cyst, benign tumor... There are lymph nodes in the area and you should have a doctor examine the lump.
could be a herina
kidney stone, pulled adhesions, infection
Hypochondria.
A kidney stone is possible, get a ultra sonogram done. balaji_shyam@yahoo.in
Any number of things could be the cause. Check with your doctor especially if it persists.
Pregnancy. Or hormonal imbalances? not sure...
It could be a kidney stone. Increase your fluid consumption & it will probably pass.
The most common cause of lower abdominal pain is kidney stones; always check for that first. But many things can cause abdominal pain. If it persists, see your doctor.
it could be ur menstration.
lower abdomen
See your medical professional.
Internal Bleeding..Go to a hospital.