Ob-Gyn questions? Ask a gynecologist online.
It sounds like you may have some symptoms of endometriosis. This is when uterine tissue grows on the ovaries and in the pelvis. Common symptoms are pain with sex or bowel movements or rectal pressure The symptoms are worse around your period when the tissue bleeds. You need to see your Gyn dr. This would not show up on ultrasound exam.
No I doubt your ankle issue is related.