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Fertility Glossary

TESA

Testicular sperm aspiration — sperm drawn from the testis with a needle.

TESA is a quick needle procedure under local anaesthetic or sedation, often used where azoospermia is caused by a blockage.

Related terms

Surgical sperm retrieval

Collecting sperm directly from the testis or epididymis.

TESE

Testicular sperm extraction — a small tissue sample taken from the testis.

Azoospermia

No sperm found in the ejaculate.

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