azoospermia

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azoospermia

 [a″zo-o-sper´me-ah]
lack of live spermatozoa in the semen; see also aspermatogenesis.

a·zo·o·sper·mi·a

(ā'zō-ō-sper'mē-ă),
Absence of living spermatozoa in the semen; failure of spermatogenesis.
See also: aspermia.
[G. a- priv. + zōon, animal, + sperma, seed]

azoospermia

/azoo·sper·mia/ (a-zo″o-sper´me-ah) lack of live spermatozoa in the semen; classified as obstructive or nonobstructive depending on whether cause is blockage of the tubules or ducts.

azoospermia

[āzō′əspur′mē·ə]
Etymology: Gk, a, zoon, not animal, sperma seed
lack of spermatozoa in the semen. It may be caused by testicular dysfunction, cancer chemotherapy, or blockage of the tubules of the epididymis, or it may be induced by vasectomy. Infertility, but not impotence, is associated with azoospermia. Compare oligospermia.

azoospermia

Complete absence of sperm in the semen, with resultant infertility.

Azoospermia
• Pretesticular—due to absence of FSH secondary to hypopituitarism, hyperprolactinemia and FSH suppression by exogenous androgens.
• Testicular—The most common cause, in which the testes are atrophic, typically due to cryptorchidism or Sertoli cell-only syndrome, but also orchiditis, cancer, surgery, trauma or radiation.
• Post-testicular—due to vasectomy, agenesis of vas deferens or ejaculatory dysfunction.

azoospermia

Urology Complete absence of sperm in the semen, with resultant infertility. See Oligospermia.

a·zo·o·sper·mi·a

(ā'zō-ō-spĕr'mē-ă)
Absence of living sperms in the semen; failure of spermatogenesis.
[G. a- priv. + zōon, animal, + sperma, seed]

azoospermia

Absence of spermatozoa from the seminal fluid, a cause of male sterility. Sperms may still be being produced in the testes.

azoospermia

absence of spermatozoa in the semen, or failure of formation of spermatozoa.
References in periodicals archive ?
The risk of pregnancy is probably higher among women whose partners take longer to reach a low sperm count.
Medical treatments for low sperm count or problems with sperm quality range from relatively simple techniques of concentrating sperm for insemination to technically sophisticated ways of sorting sperm for the healthiest among them.
Each element of the kit works together to address the more common male and female issues that interfere with conception, including low sperm count, reduced sperm motility, a tilted cervix, timing ovulation, a hostile vaginal environment and a couple's position during sex.
As a fertility drug, it assists men who are dealing with low sperm count but it can also be used as a performance-enhancing substance commonly used by male athletes as it lowers sperm count and enhances an athlete's performance.
An unhealthy lifestyle, lack of exercise and the high prevalence of diabetes, causes low sperm count and reduces motility (the ability of a sperm to fertilise an egg), sexual desire and libido.
These causes range from low sperm count, poor sperm motility in the man to blocked fallopian tubes or endometriosis in the woman.
Sperm donation is a good option for couples in which the men have abnormal sperms, low sperm count or even nil sperms.
Other symptoms THE other symptoms of testosterone deficiency syndrome can be very non-specific and include low sex drive, fatigue, sleep disturbance, skin changes and low sperm count.
Even if he has a low sperm count he can still become a dad.
Some men do have low sperm count but you only need one sperm to get to the egg.
ICSI is used when there is a low sperm count or for couples where fertilisation is a problem.