Sperm is very important to men because it controls the reproductive system. Without sperm, men may suffer from lifelong diseases. Therefore, men cannot be without sperm. Generally, the reasons why men have no sperm are mainly due to fallopian tube blockage, primary sexual dysfunction, and problems with spermatogenic cells. Why do men have no sperm?Azoospermia can be divided into true azoospermia and false azoospermia. Some patients with true azoospermia have no conscious symptoms and normal sexual life. After years of infertility after marriage, they are found to have azoospermia through examination or testicular biopsy. This disease cannot be cured and the woman must undergo artificial insemination to conceive. However, some patients cannot produce sperm due to long-term illness, fatigue, kidney deficiency, or varicose vas deferens. They cannot discharge sperm and can be treated with drugs with certain effects. Testicular tuberculosis and testicular atrophy are also difficult to cure. So why do men have azoospermia?
1. Blockage of the sperm duct: This is the most common cause of azoospermia and can be treated surgically. The success of the surgery depends on the location of the blockage. 2. Primary insufficiency: This factor is often due to insufficiency caused by genetic defects, physical injury, or adolescent parotitis. Usually the cause is unknown. Patients with primary insufficiency are usually small, soft, and have elevated plasma total FSH.
Many patients with azoospermia do not have enough spermatogenic cells. There are many reasons for this condition, including the administration of cytotoxic drugs, radiation, or some factors during the fetal period. About 15% of patients with azoospermia or oligospermia have chromosomal abnormalities, which are manifested as tiny deletions on the long arm of the Y chromosome. These deletions are also called azoospermia factors. Assisted reproductive technology, more precisely intracytoplasmic sperm injection, may inject sperm with relevant gene deletions into the egg if relevant genetic tests are not performed during its use. If a boy is born, he may also become azoospermia or oligospermia when he grows up. |
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