the most common reasons for painful ovarian cysts are endometriosis, other benign cysts
, or infection
in the fallopian tubes (tubo-ovarian
abcess0 the latter is associated with fever, elevated white blood cell count , and usually the person is quite sick.
it does make sense to consider a laparoscopy to understand better why you have pain and cysts. that will give you a definite diagnosis.
Sadly there is no such thing as an ovarian cancer screening test at this time.