Teratozoospermia: Poor sperm morphology (shape) which cause infertility.
Testicular Sperm Aspiration (TESA): This sperm extraction technique involves the insertion of a needle into the lower region of the testes and the removal of a small piece of testicular tissue.
Testicular Sperm Extraction (TESE): This sperm extraction technique involves the exposure of testicular tissue through a small cut in the scrotum and the removal of a small piece of testicular tissue. Or, retrieving sperm directly from the testis.
Testis: Testicle or male gonad.
Transvaginal aspiration: A method of egg recovery in which a needle is inserted through the top of the vagina into the ovary lining.
Transvaginal oocyte recovery: The female bladder is empty and a needle is passed through the vagina under ultrasound guidance in order to recover eggs.
Treatment cycle: One complete licensed treatment. Commences with administration of drugs or first insemination.
Trisomy: A syndrome reflecting the presence of three chromosomes of one type instead of the normal human chromosome number of two. An example is Trisomy 21 resulting in Down's syndrome.
Page last updated: 18 July 2012