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testicular sperm aspiration
 A surgical sperm retrieval procedure used to obtain sperm directly from the testis for use in assisted reproduction, especially ICSI. It is also known as TESA. The procedure is performed by needle aspiration of the testis, usually under local anaesthesia. 
Grammatical category Noun
Field Assisted Reproductive Techniques
Level of specialization High
Definition source National Library of Medicine
Variants
Abbreviation
Formal
Equivalents

Spanish

TESA

Valenciano

aspiració testicular d'espermatozoides
Examples
 Children born after oocyte donation, FER, preimplantation genetic diagnosis or testicular sperm aspiration were excluded from the controls.
To evaluate the efficiency of spermatozoa cryopreservation and to compare the clinical pregnancy outcomes in intracytoplasmic sperm injection (ICSI) using fresh versus cryopreserved spermatozoa collected by testicular sperm aspiration (TESA)
Collocations
WITH VERBS
collected by testicular sperm aspiration