1. Blood supply disorders leading to infertility
Arteriosclerosis patients and diabetes patients are often accompanied by testicular arteriole disease, which makes the ability to produce sperm decline and cause infertility.
2. Mental factors leading to infertility
People with mental depression, fear, or excessive tension often experience infertility due to erectile dysfunction.
3. Drugs and drugs lead to infertility
Drugs such as nicotine, alcohol, anesthetics, sedatives, antihypertensive drugs, and hormones can not only affect male sexual function, but also affect testicular spermatogenic function, leading to infertility.
4. Sequela of mumps leading to infertility
According to research, 20% of mumps in the early stages of puberty are accompanied by orchitis, leading to infertility. What is serious is that mumps virus will shrink testicular tissue, cause testicular inflammation, and lead to destruction of the seminiferous tubules. Simultaneously accompanied by testicular swelling and pain, as well as systemic symptoms such as fever, chills, nausea, vomiting, etc.
5. Genital organ infection leading to infertility
If infected with bacteria, viruses, protozoa, etc., it can directly damage the testes, seriously affecting sperm production ability and reducing sperm activity, leading to infertility.
6. Abnormal testicles leading to infertility
Including: acquired injuries: such as hernia repair surgery, hydrocele surgery, testicular fixation surgery, etc. that damage testicular blood vessels; Fetal damage to the embryonic primordia and early testicular damage due to adverse environmental factors can be caused by injury during childbirth.
7. Immune factors leading to infertility
Because sperm is exposed to the immune system, sperm seminal plasma produces antibodies against its own sperm in the body, and the ejaculated spermatogenesis agglutinates itself and cannot make women pregnant.
8. Respiratory system diseases leading to infertility
For example, Young's syndrome and Kartagner's syndrome both result in infertility due to abnormalities in the ultrastructure of respiratory mucosal cilia and sperm tails.
9. Infertility caused by hydrocele of the tunica vaginalis
The accumulation of fluid in the tunica vaginalis compresses the blood circulation of the testicles, which can lead to testicular infection or atrophy. The incidence rate of the disease after puberty is 16% - 19%.
10. Environmental impact leading to infertility
Miners, boiler workers, etc. who overheat in the tunnel; Underwear is too tight; Excessive smoking and drinking; Under hypoxic conditions, it can affect fertility.