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Ovarian Torsion

When the ovary twists on its axis, twisting its venous and lymphatic vessels and thus shutting down its blood supply, causing severe abdominal pain, nausea and vomiting.

Ovotesticular Difference of Sexual Development

The rarest of sex development abnormalities, in which both female ovaries and male testicles are present in the child at birth.


A rare metabolic disorder characterized by recurrent kidney and bladder stones, caused by an overproduction of oxalate.