Labels:text | screenshot | black and white | black | font | document OCR: ice of Defects that cause inferti. ity in the prese ricocoele, normal androgen production include v the generalwhich occurs in ten to fifteen per cent of tor in population and may be a contributory fa caused by one-third of cases of male infertility. It is spermatic retrograde flow of blood into the interna ften vein, which eventuates in progressive, exus of palpable dilatation of the peritesticular p en with veins (Fig. 11.37). Some ten per cent of n he Sertoli azoospermia and germinal cell aplasia (t ily history cell-only syndrome) have a positive fam na and may constitute a specific entity; plas nd the testosterone and LH levels are normal, a plasma FSH level is high
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