How many days should men abstain from sex for routine semen examination?

　　Experts point out that semen examination is a very routine examination item in men's examination. male reproductive system disease important basis for diagnosis. Experts say it is best to abstain from sex for 3-7 days before doing a semen test.

　　Experts say that in order to ensure the accuracy of semen examination, abstinence from sex is generally required for 3-5 days before the examination, but should not exceed 7 days. Experts say that if the semen volume is less than 3 days old, the semen volume is not enough, and if it is more than 7 days old, the patient will die. sperm , abnormal sperm may increase, and the activity rate may be low, which will affect the test results.

　　Abstinence includes no masturbation or nocturnal emissions. If multiple semen reexaminations are to be performed, it is recommended that the number of days of abstinence before each semen collection remains the same to reduce fluctuations in semen analysis results.

　　Semen examination is the basis for doctors to judge a man's fertility. The simplest and most important method. How can we make the results of semen examination more accurate? The following points should be kept in mind:

　　Experts say that during semen examination, men should Hospital It is best to abstain from sex (no sex life or masturbation) for 3 to 5 days. Because if the interval between semen collection is too short, the number of sperm and the volume of semen will decrease; if it is too long, dead sperm and abnormal sperm will increase. It is best to use masturbation to collect semen, so as to ensure that the semen collected is complete. Do not use ordinary condoms for sexual intercourse to collect semen, because condoms generally contain ingredients that can kill sperm, and semen collected using this method will affect the analysis of sperm motility.

　　1. During semen collection, subjects are required to abstain from sex for 3-5 days. If the time is too short or too long, it will affect the test results. If it is too short, the number of sperm and the volume of semen will decrease; if it is too long, dead sperm and abnormal sperm will increase.

　　2. Masturbation or sexual intercourse outside the body ejaculation The method is to collect all the semen in a clean container and store it in an environment close to body temperature (such as under underwear) and send it to the laboratory for examination as soon as possible, no more than 1 hour at the latest.

　　3. Condoms cannot be used because commonly used condoms contain spermicidal substances that can cause sperm death. The semen collected in this way affects the analysis of sperm motility.

　　If the semen is collected far away from the laboratory where the semen examination is performed (such as at home or in a hotel), the semen should be sent to the laboratory within one hour, and attention should be paid to keeping it warm during transportation. When the temperature is too low (especially in winter), it is best to bring it to the laboratory in tight underwear.

　　When taking semen, use a non-toxic one with a larger opening. Sterilize the container (generally provided by the hospital) and be careful not to spill the semen outside. If the semen obtained is incomplete, it will be difficult to make a correct judgment on the semen.