NCI Dictionary of Cancer Terms

The NCI Dictionary of Cancer Terms features 8,328 terms related to cancer and medicine.

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8 results found for: sperm
sperm
(spurm)
The male reproductive cell, formed in the testicle. A sperm unites with an egg to form an embryo.
sperm aspiration
(… AS-pih-RAY-shun)
A procedure in which a sample of sperm cells is removed from the testicle or epididymis through a small needle attached to a syringe. The sperm is looked at under a microscope in the laboratory, where it may be used right away to fertilize eggs or frozen for future infertility treatment. Sperm aspiration may be useful for men who have fertility problems caused by a blockage that keeps sperm from being ejaculated. It may also be useful for men who want to have children after having treatment that may cause infertility, such as certain cancer treatments. Sperm aspiration is a type of sperm retrieval method.
sperm banking
(spurm...)
The process of freezing sperm and storing it for future use. Samples of semen are collected and checked under a microscope in the laboratory to count sperm cells and find out how healthy they are. The sperm cells are then frozen and stored. Sperm banking is often used for men who want to have children after having treatment that may cause infertility, such as certain cancer treatments. Sperm banking is a type of fertility preservation. Also called sperm cryopreservation.
sperm count
(spurm kownt)
A count of the number of sperm in a sample of semen. A sperm count may be used as a measure of fertility.
sperm cryopreservation
(… KRY-oh-PREH-zer-VAY-shun)
The process of freezing sperm and storing it for future use. Samples of semen are collected and checked under a microscope in the laboratory to count sperm cells and find out how healthy they are. The sperm cells are then frozen and stored. Sperm cryopreservation is often used for men who want to have children after having treatment that may cause infertility, such as certain cancer treatments. Sperm cryopreservation is a type of fertility preservation. Also called sperm banking.
sperm retrieval
(spurm reh-TREE-vul)
Removal of sperm from a man's testis or epididymis by a doctor using a fine needle or other instrument.
spermatic cord
(sper-MA-tik kord)
A cord-like structure in the male reproductive system that contains nerves, blood and lymph vessels, and the vas deferens (a coiled tube that carries sperm out of the testicle). It runs from the abdomen to the testicle, and connects to the testicle in the scrotum (external sac). Also called testicular cord.
spermicide
(SPER-mih-side)
A chemical substance that kills sperm and is used as a type of birth control. It is available over-the-counter (without a doctor’s order) and comes in many different forms such as cream, gel, foam, and suppository. Spermicides can be used alone or with another birth control method such as a condom or diaphragm. They do not protect against sexually transmitted diseases (STDs).