A female monozygotic twin pair discordant for transsexualism. Some theoretical implications.

Garden, G M; Rothery, D J · Br J Psychiatry · 1992

case_report · Level V

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Abstract

A 13-year-old girl was referred because of sexual identity problems. There was no mental illness or neurological abnormalities. As her twin sister had no sexual identity problems, it appears that transsexualism is not transmitted by a simple genetic mechanism.

Medical subject headings