Ob-Gyn questions? Ask a gynecologist online.
Yes you need an ultrasound if you have persistant pain. It would always be transvaginal. Hormones are not indicated for pelvic pain and would not help. Please do not include your personal email for future reference. It now becomes public on the site and we are never allowed to use it anyway.
A good gyn Dr should be able to help But about 50% of female pelvic pain is not gyn related. No it does not sound like IC at all. Transvaginal ultrasound is superior to abdominal which is rarely done alone anyway