Lower left side abdomen hurts, protruding slightly/ ate lots of yeast bread. allergy?

Not necessarily: Causes of recurrent abdominal discomfort as described may be identified by first addressing accompanying signs/symptoms so as to localize the organ involved: vaginal discharge or bleeding, alteration in periods, pregnancy risk? Fever, nausea, vomiting, altered stool pattern, blood with stool, tenderness, distension? Painful urination, blood in urine? Recent trauma, herniations? Age? Gender? Risks?