Semen testing can be done in the same room. Semen testing is usually done by masturbation, if there is difficulty in sperm retrieval, you can take the method of sperm retrieval in the same room, but before retrieving the sperm, you should abstain from sexual intercourse for 3~7 days, pay attention to keep the local cleanliness and hygiene. In addition, condoms should not be used for semen retrieval because lubricants may affect the quality of sperm, and the special semen retrieval containers provided by the hospital should be used. At the same time, attention must be paid to sending the retrieved semen to be examined as soon as possible and paying attention to the influence of temperature, it is best to be placed close to the body in order to avoid affecting the accuracy of the examination results. If you want to have a semen examination, please consult a regular hospital. If there are abnormal data in the examination, you should have a further examination to clarify the cause of the disease and take appropriate treatment measures as prescribed by the doctor.