anorchia…

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male reproductive anatomy, male reproductive system, vanishing testes, anorchia, empty scrotum, anorchia, scrotum, empty, anorchia, anorchia, absence of both testes at birth, first several weeks after fertilization, embyro develops rudimentary sex organs, crucial, development of internal, external genitalia, male, early testes fail to develop, 8 weeks gestation, baby, have female genitalia, testes, lost betweeen 8, 10 weeks, ambiguous genitalia, seen at birth, that elements of both male, female internal, external genitalia, testes, lost, critical phase of male differentiation between 12, 14 weeks, baby, have normal male internal, external genitalia, penis, scrotum, the testes, absent, congenital anorchia, "vanishing testes syndrome", specific cause, cases genetic factors, apparent, normal external genitalia, failure to enter puberty at expected time, lack of secondary sex characteristics, growth, penis, pubic hair growth, deepening, the voice, increase in muscle mass, signs, empty scrotum, lack of secondary sex characteristics, testosterone levels, fsh, lh levels, elevated, x,y karyotype, ultrasound, mri showing absent gonadal tissue, bone density, anti-mullerian hormone levels, sugical exploration to search, evidence of male gonadal tissue, failure of testosterone to rise after hcg distinguishes anorchia from cryptorchidism, treatment includes androgen, male hormone, supplementation, testicular prosthetic implantation, psychological support, prognosis is good, complications include infertility, psychological problems related to gender, occasional face, neck, back abnormalities, male child appears to have extremely small, absent testicles, does not, entering puberty, his early teens.