I have a really bad pain in my lower left side below my stomach im in a lot of pain what can this be?

LLQ discomfort: Causes of recurrent llq abdominal discomfort may be identified by first addressing accompanying signs/symptoms so as to localize organ(s) involved: vaginal discharge or bleeding, alteration in periods, pregnancy risk? Fever, nausea/vomiting, altered stooling, blood with stool, tenderness, distension? Painful urination/blood in urine? Recent trauma, herniations? Risk factors? If severe get help now.