abnormal ovary morphology ectopic ovary 2012-09-27T02:50:01Z MP:0011727 MPheno.ontology csmith ectopic ovarian tissue maldescended ovaries one or both of the ovaries located outside the normal pathway of descent from the lumbar region to a shallow depression on the lateral wall of the pelvis known as the ovarian fossa; the fossa usually lies beneath the external iliac artery and in front of the ureter and the internal iliac artery; ovarian maldescent may be associated with Mullerian malformations ovarian ectopia ovarian ectopy ovarian maldescent ovary ectopia