Your history suggestive of urinary tract infection probably due to stones... Get an ultrasound abdomen and pelvis done....Consult nearest urologist for clinical examination and evaluation they will do the needful... Till then fallow bellow advices.. Drink plenty of water. Water helps to dilute your urine and flush out bacteria. Avoid drinks that may irritate your bladder. Avoid coffee, alcohol, and soft drinks containing citrus juices or caffeine until your infection has cleared. They can irritate your bladder and tend to aggravate your frequent or urgent need to urinate. Use a heating pad. Apply a warm, but not hot, heating pad to your abdomen to minimize bladder pressure or discomfort.

You could be suffering from irritable bowel syndrome or it could be appendicitis . Kindly see a gastroenterologist for proper evaluation and treatment.