If it is a routine pregnancy preparation test and the semen routine result is normal, there is usually no need to check other items. The semen routine reflects the sperm count, vigor and other problems of men, usually men with normal semen routine can conceive normally. Therefore, if it is a routine pregnancy test, usually there is no need to check other items. In addition, in the case of infertility patients can also look for the cause of the disease to help treatment through sperm function test, seminal plasma biochemistry, scrotal ultrasound, microbial culture, sperm DNA fragmentation, immunology and other tests. It is recommended that men should abstain from sexual intercourse for five days before the test, and then a specimen of semen should be taken. It is recommended to consult with a professional doctor whether further examination is needed, so that the doctor can combine the examination results of both husband and wife to make a comprehensive assessment, so as to avoid delaying the treatment.