Kidney stone or ovarian cyst.

Patient: I collapsed in the bathroom 5 days Agowith acute abdominal pain.I went to see my G.P.she said it could be that I passed a Kidney stone. Since the collapse I have felt very fatigued with pain coming and going in my right hand side lower abdomen. This comes in waves and I have felt very Sick and unwell. I have been back to my G.p who as confirmed my urine is ok and that it could be an ovarian cyst. I am de a scan in 3 days time.why have I got the pain and sickness and it it normal.