Glossary

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A

Abandoned Cycle 
When an IVF treatment cycle is cancelled after commencing administration of drugs, but before egg collection.


AID
Artificial insemination (of a woman) using donated gametes. Now more commonly referred to as donor insemination (DI) to avoid confusion with AIDS.


AIH
Artificial insemination (of a woman) using husband's sperm.


AIP
Artificial insemination (of a woman) using her partner's sperm.


Amniocentesis
A procedure usually carried out between 14 and 18 weeks of pregnancy, in which amniotic fluid is withdrawn from the amniotic sac in which the foetus is developing.  The fluid and the foetal cells it contains may be tested for genetic disease in the foetus.


Amnion
The inner membrane forming the sac in which the embryo develops.


Amniotic fluid
The fluid filling the cavity between the embryo and the amnion.


Ampoules
The small glass vials in which many fertility drugs are provided.


Assisted hatching
The mechanical, laser or chemical breaching of the zona pellucida (outer layer) of the egg.


Assisted Reproductive Technologies (ARTs)
The collective name for all techniques used artificially to assist women to carry children, including IVF and ICSI.


Asthenozoospermia
A lower than normal number of sperm in the ejaculate of a man.


Azoospermia
The complete absence of sperm from the ejaculate of a man

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Page last updated: 18 July 2012