amniocentesis


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am·ni·o·cen·te·sis

 (ăm′nē-ō-sĕn-tē′sĭs)
n. pl. am·ni·o·cen·te·ses (-sēz)
A procedure in which a small sample of amniotic fluid is drawn out of the uterus through a needle inserted in the abdomen. The fluid is then analyzed to detect genetic abnormalities in the fetus or to determine the sex of the fetus.

[New Latin amniocentēsis : amnion + Greek kentēsis, act of pricking (from kentein, to prick; see kent- in Indo-European roots).]

amniocentesis

(ˌæmnɪəʊsɛnˈtiːsɪs)
n, pl -ses (-siːz)
(Gynaecology & Obstetrics) removal of some amniotic fluid by the insertion into the womb of a hollow needle, for therapeutic or diagnostic purposes
[C20: from amnion + centesis, from Greek kentēsis a puncture, from kentein to prick]

am•ni•o•cen•te•sis

(ˌæm ni oʊ sɛnˈti sɪs)

n., pl. -ses (-sēz).
the surgical procedure of guiding a hollow needle through the abdomen of a pregnant woman into the uterus and withdrawing a sample of amniotic fluid for genetic diagnosis of the fetus.
[1955–60; amnio(n) + centesis a puncture into a body cavity (< Greek kéntēsis a pricking =kentē-, variant s. of kenteîn to prick + -sis -sis; compare center)]

amniocentesis

, amnion - Amniocentesis is formed by amnion, the innermost membrane enclosing a fetus, and Greek kentesis, "pricking."
See also related terms for mammal.

amniocentesis

Withdrawal of some of the amniotic fluid surrounding the fetus in order to diagnose congenital abnormalities.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.amniocentesis - (pregnancy) extraction by centesis of amniotic fluid from a pregnant woman (after the 15th week of pregnancy) to aid in the diagnosis of fetal abnormalitiesamniocentesis - (pregnancy) extraction by centesis of amniotic fluid from a pregnant woman (after the 15th week of pregnancy) to aid in the diagnosis of fetal abnormalities
prenatal diagnosis - any of the diagnostic procedures used to determine whether a fetus has a genetic abnormality
centesis - (surgery) the act of puncturing a body cavity or organ with a hollow needle in order to draw out fluid
maternity, pregnancy, gestation - the state of being pregnant; the period from conception to birth when a woman carries a developing fetus in her uterus
Translations

amniocentesis

[ˌæmnɪəʊsenˈtiːsɪs] N (amniocenteses (pl)) [ˌæmnɪəʊsənˈtiːsiːz]amniocentesis f

amniocentesis

[ˌæmniəʊsɛnˈtiːsɪs] namniocentèse f

amniocentesis

n (Med) → Fruchtwasseruntersuchung f, → Amniozentese f (spec)

am·ni·o·cen·te·sis

n. amniocentesis, punción del útero para obtener líquido amniótico.

amniocentesis

n (pl -ses) amniocentesis f
References in periodicals archive ?
If an HIV-positive patient accepts amniocentesis, HAART should be initiated and amniocentesis delayed until the viral load is undetectable.
The test avoids the need for amniocentesis, when a needle is passed through the wall of the abdomen into the amniotic fluid that surrounds the baby and a sample is taken.
CVS (at around 11 weeks) has a 1 percent chance of causing a miscarriage, and amniocentesis (at around 15 weeks) has a less than 1 percent chance.
Amniocentesis and chorionic villus sampling (CVS) are common prenatal tests used to detect fetal genetic mutations; they analyze fluid or cells extracted from the amniotic sac using a needle that placed through either the abdomen or vagina.
Still, this technology represents a limited screening protocol and should not serve as a substitute for diagnostic tests such as chorionic villus sampling and amniocentesis, which provide the most accurate and comprehensive assessment by the direct analysis of fetal tissue.
4) The Royal College of Obstetricians and Gynaecologists guideline on amniocentesis and chorionic villus sampling advises that patients should be informed of an additional 1% risk of fetal loss following an amniocentesis, and a slightly higher risk following chorionic villus sampling.
Charles Cantor, who found the method of "analysing the genome of an unborn fetus by sequencing DNA from mother's peripheral blood" apart from amniocentesis, will explain his method with Turkish researchers.
Organized alphabetically in an encyclopedia format and ranging from amniocentesis to vasectomy, each entry describes anatomy, the disease or injury for which the procedure is performed, pathological and physiological processes, staffing requirements, equipment and supply needs, pre-procedure requirements, the procedure, and outcomes and complications.
Doctors currently use a test known as amniocentesis to check whether a baby is likely to be born with Down's.
All of these pregnant women are then offered the option of further, invasive tests including amniocentesis or chorionic villus sampling, which have about a 1% risk of miscarriage.
06/ Q0406/12), we recruited 32 volunteers scheduled to undergo diagnostic amniocentesis at Queen Charlotte's and Chelsea Hospital, London, UK.