You may have a kidney stone if you - have pain while urinating - see blood in your urine - feel a sharp pain in your back or lower abdomenthe area between your chest and hips The pain may last for a short or long time. You may have nausea and vomiting with the pain. If you have a small stone that passes on its own easily, you may not have symptoms at all. 
What are the symptoms of What I need to know about Kidney Stones ?