Our Amniocentesis Main Article provides a comprehensive look at the who, what, when and how of Amniocentesis

Definition of Amniocentesis

Amniocentesis: A before-birth diagnostic procedure during which a long needle is used to obtain amniotic fluid from within the uterus. This fluid can be used for genetic and other diagnostic tests. Informally known as amnio.


Last Editorial Review: 3/19/2012

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