I know this question was not directed towards me, but here are some other sources for info on this topic. The full length version of the first article (which is co-authored by Dr. New) is currently available online, free of charge. All the others are just abstracts. (To see the full articles, you would have to visit a medical library.)
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"Long Term Outcome in Adult Males with Classic Congenital Adrenal Hyperplasia"
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"High prevalence of testicular adrenal rest tumors, impaired spermatogenesis, and Leydig cell failure in adolescent and adult males with congenital adrenal hyperplasia"
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"Successful treatment with ICSI of infertility caused by azoospermia associated with adrenal rests in the testes: Case report"
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"Primary Infertility in 45-Year-Old Man with Untreated 21-Hydroxylase Deficiency: Successful Outcome with Glucocorticoid Therapy"
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"Pituitary gonadal axis and child rate in males with classical 21-hydroxylase deficiency"