<unk>  is a condition that occurs when ovarian tissue is left behind following oophorectomy, causing development of a pelvic mass, pelvic pain, and occasionally dyspareunia.<unk>  (ORS) is characterized by the presence of residual ovarian tissue after a woman has had surgery to remove one ovary or both ovaries (oophorectomy).
Ovarian remnant syndrome
Heterotopic pregnancy
Ovarian vein syndrome
Persistent Müllerian duct syndrome
Ovarian hyperstimulation syndrome
Mixed Müllerian tumor
Persistent adrenarche syndrome
Ovarian torsion