<s>[INST] I am having pain and pressure in my left upper/middle back which radiates to my lower left front abdomen (rectum/bladder area). I have had kidney stones before. This is the second attack in three days, both followed almost immediately by a scant bowel movement. I took pain meds, a hot bath, and drank lots of water the first night. I was feeling better by morning. Trying the same the second time. [/INST] Hi. Thanks for your query. Read your history and understood the problem. Since you are a known patient of kidney stones, the present symptoms of pain in the back radiating to the lower left front abdomen is suggestive of an impacted stone in the left ureter. I'd the stone is large it may be pushed down by the HY Chat Doctor.  I would advise you the following:First get an ultrasonography done to see the site of impaction of a stone in the ureter, to see whether there is HY </s>