<s>[INST] I have a pain in my lower left abdomen , quite low. The pain comes and goes. Sometimes it alternates to the right side as well. I have recently had kidney stones so of could be that I passing more stones. I should be starting my period a week From tomorrow. My husband and I have made love, but it was protected using a condom. [/INST] Hi thanks for your question. You are having kidney stones and now complain of having pain lower abdomen, which is migratory. Yes this pain could be due to passing of urine from kidney to bladder. Other reason for this pain could be urinary tract infection caused by these stones. The third cause of this pain could be premenstrual syn Chat Doctor. Get your urine examination and ultrasound abdomen done to determine the etiology of this pain, Consultation with a physician is advisable. Hope this answers your question. </s>