MORPHOLOGICAL CHARACTERISTICS OF SPERMATOGENESIS IN PATIENTS WITH MALE INFERTILITY



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Abstract

Morphological changes of spermatogenic epithelium were studied in 162 infertile men aged 18 to 46 years. Testis biopsy was performed in patients before the ICSI (Intra Cytoplasmic Sperm Injection) cycle. Seminiferous epithelium was examined on serial histological sections of the testicular biopsy specimens. The results of the study have demonstrated spermatogenic epithelium hypoplasia and subtotal aplasia, Sertoli-cell-only syndrome, and atrophy of convoluted seminiferous tubules. In patients with pathospermia, a decrease in the content of spermatogonia, spermatocytes and sustentocytes (Sertoli cells) was recorded. The number of sustentocytes may be used as a predictor of spermatogenesis preservation.

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About the authors

N. G. Kulchenko

Russian University of Peoples’ Friendship

Email: kle-kni@mail.ru
Department of Histology, Cytology and Embryology, Medical Institute

I. Z. Yeryomina

Russian University of Peoples’ Friendship

Department of Histology, Cytology and Embryology, Medical Institute

References

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  3. Kalsi J. S., Shah P., Muneer A. et al. Salvage micro-dissection testicular sperm extraction; outcome in men with non-obstructive azoospermia with previous failed sperm retrievals // Brit. J. Urol. Int. 2015. Vol.116, №3. P. 460-465.
  4. Sousa M., Cremades N., Silva J. et al. Predictive value of testicular histology in secretory azoospermic subgroups and clinical outcome after microinjection of fresh and frozen-thawed sperm and spermatids. Hum. Reprod. 2002. Vol. 17. Р. 1800-1810.
  5. World Health Organisation. WHO laboratory manual for the examination and processing of human semen. ed. 5. Geneva: WHO, 2010.

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