Fatigue Ovarian Cysts Getting An Ultrasound Soon Because Of Ovarian Cysts :(?

Getting an ultrasound soon because of ovarian cysts :(? - fatigue ovarian cysts

My doctor says I probably cysts in the ovaries, because these symptoms:

Ovarian pain
Shin-day
-Frequent urination
Fatigue
Menstruation
"Irregular intervals

What should I expect during the ultrasound? How are cysts treated? Is the pain gone forever?

I'm only 17: (Is that normal?