<s>[INST] I have had a pain in my lower left back it almOst feels like a trapped gas bubble...I was treated for a low grade uti but I still have this pain with some bloating. Today my siste noticed a small bruise in th area of the pain and it feels like a muscle knot tight underneath [/INST] hiit could be some local pain due to bruise that was noticed.Apply voltaren gel locally for few days after fomentation it will subsideRegards </s>