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Nonobstructive azoospermia: an etiologic review

6 Sept 2024

Abstract excerpt

ABSTRACT: Azoospermia is the complete absence of spermatozoa in the ejaculate in two or more semen analyses after centrifugation. Nonobstructive azoospermia (NOA) represents the most severe form of male factor infertility accounting for 10%-15% of cases and stems from an impairment to spermatogenesis. Understanding of the hypothalamic-pituitary-testicular axis has allowed NOA to be subcategorized by anatomic...

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PMID: 39243180
DOI: 10.4103/aja202472

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