//www.self.com/story/the-4-signs-of-
ovarian-cyst-rupture-you-shouldnt-ignore
https://www.healthline.com/health/ovarian-cysts
If she hasn't already followed up with an OB/GYN, and is still vomiting, bleeding, etc., and has a fever, she may need to go back to the ER. A ruptured cyst can cause serious problems if she's bleeding.
Let us know how she's doing.