11/25/2011

Diagnosis method of weak sperm

Weak sperm disease refers to the movement, the first semen parameters of the sperm less than 50% or a level of the movement of the sperm less than 25% of the disease, weak sperm disease and low sperm motility says. Sperm movement function or sports ability strong and the weak directly related to the human reproductive, only normal to make the movement before sperm can ensure that sperm and egg fallopian tube pot belly arrived with the fertilized egg formation.

From the body of the normal sperm and semen liquefaction in front, the activity is restricted, once the semen liquefaction, instantly show good sports ability, if for some factors affect sperm movement function, especially for prior to the sports, this will make the sperm in the best time can't swim to the position of the eggs, fertilization also could not have happened. In addition, if sperm in vagina's time is too long, the acid born I will make the survival of the sperm environment time is short. According to the domestic reports in the literature, because of the low sperm motility in male sterility, about 30%.

Diagnosis method of weak sperm

Weak sperm disease mainly based on the conventional analysis and medical history inquiry semen diagnosis. Abstinence 3 ~ 7 d requirements after masturbation take fine, by continuous three times or more conventional analysis suggests the semen of sperm prior to the movement (a + b level) less than 50% or straight to the movement of the fast before the sperm is less than 25%, sperm density is more than 20 ~ 106 / mL, other parameters can be normal or basic analysis for weak sperm disease diagnosis. Or after ejaculation 1 h, sperm live less than 50% rate, the laboratory or other auxiliary examination can find the genital tract infection, or other affect sperm live the disease rate, which can be diagnosed as weak sperm disease.

 

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