Novel missense mutations, GCC [Ala306]- > GTC [Val] and ACG [Thr318]- > CCG [Pro], in the CYP11B1 gene cause steroid 11beta-hydroxylase deficiency in the Chinese.

Abstract excerpt

OBJECTIVE: Steroid 11beta-hydroxylase (CYP11B1) deficiency, an autosomal recessive inherited disease, accounts for 5-8% of congenital adrenal hyperplasia (CAH). It is mainly caused by mutations of nucleotide substitutions in the coding region. PATIENTS AND METHODS: The study reports on a 9-year-old Chinese boy who presented with a bone age of 16 years, an enlarged penis, an accelerated growth rate since early...

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