| 词汇 | amniocentesis |
| 释义 | amniocentesis noun[ U or S ] uk /ˌæm.ni.əʊ.senˈtiː.sɪs/ us /ˌæm.ni.oʊ.senˈtiː.sɪs/ a medical test in which a needle is used to remove a small amount of the liquid that surrounds a baby in the mother's womb in order to examine the baby's condition羊膜穿刺术（从孕妇腹中吸出液体检查胎儿健康状况） Obstetrics: pregnancy amnio antenatally anti-abortion artificial insemination baby brain baby bump baby weight bun expectant in vitro fertilization lactate maternity maternity leave parental leave placentation post-conception preeclampsia preggers prenatally umbilical cord Examples of amniocentesisamniocentesis The number of physicians who could undertake the invasive procedure of amniocentesis safely were limited, as were laboratories who could culture amniotic samples. One woman had a borderline negative triple test and chose to have an amniocentesis. Diagnosis of the respiratory distress syndrome by amniocentesis. Women 40 years of age or older can be offered direct fetal chromosomal analysis (placental biopsy or amniocentesis) as an option. Amniocentesis and chorionic villus sampling are likely to introduce fetal cells into the maternal circulation. However, there were several other problems which may or may not have been related to the amniocentesis. Not all women who have the benefits and risks explained to them choose to have amniocentesis performed. Randomized controlled trial of genetic amniocentesis in 4606 low-risk women. The proportion having amniocentesis differed between the age groups. Fetal echocardiography was performed within one week of the amniocentesis in every case. The present authors examined the more common cutoff levels that have been applied, such as age 35 as the age of amniocentesis eligibility (5). In the other 58 women not offered amniocentesis the reason was late booking and/or language barrier. Table 4 shows that inability to communicate with the patient was an important feature in those who booked in time but were not offered amniocentesis. Diagnosis by amniocentesis would, of course, have its limitations, but it could nevertheless be extremely valuable in reducing the number of defective children. Appointment for amniocentesis is made at the hospital if the patient wishes. See all examples of amniocentesis These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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