azoospermia


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azoospermia

[¦ā‚zō·ō′spər·mē·ə]
(physiology)
Absence of motile sperm in the semen.
Failure of formation and development of sperm.
References in periodicals archive ?
Some cancers of nonreproductive organs may also be associated with marked oligo-spermia or azoospermia. For example, certain lung tumors may produce ectopic adrenocorticotropic hormone (ACTH), and adrenal tumors that can secrete androgens, which may, in turn, suppress the production of sperm.
During fertility treatment men with azoospermia may have sperm removed from their testes by surgery, but this is not always successful.
Control patients were those who had TSH and prolactin levels available and whose partners were being seen for severe male factor infertility, meaning that their partner had severe oligospermia or azoospermia.
The epidemiology and etiology of azoospermia. Clinics (Sao Paulo) 2013;68(Suppl 1):15-26.
La esterilidad (azoospermia) que se produce en los machos esta originada por una orquitis necrotizante que aparece durante la fase aguda y que evoluciona dando lugar a una atrofia y endurecimiento de los testiculos en la fase cronica.
Spermiogram demonstrated azoospermia. Intramuscular testosterone treatment was initiated once in three weeks.
Genetic evaluation of the infertile man with azoospermia and short stature with normal body proportions.
This suppression results in a decrease in intratesticular testosterone levels which can result in azoospermia. (9) The duration of suppression of spermatogenesis is variable as is the level of return of spermatogenesis.
Better than four out of five survive five years or more, but prepubescent boys risk getting azoospermia, a lack of viable sperm.
A 38-year old male with azoospermia was referred for infertility evaluation.