OP21.02: Fetal nasal bone length nomogram in Turkish population
نویسندگان
چکیده
منابع مشابه
Fetal foot length throughout gestation: a nomogram
Objective: There are certain situations in obstetric ultrasound such as hydrocephalus, anencephaly, short limb dysplasia, where traditional biometric values cannot be used to assess gestational age. In these situations, we have to use other parameters for the accurate assessment of gestational age. One of the useful parameters is foetal foot length because it is easily accessed and measured eas...
متن کاملFetal Nasal Bone Length in the Period of 11 and 15 Weeks of Pregnancy in the Filipino Population
In the recent years, sonographic images of fetal nose have gained popularity in detecting trisomy 21 and other aneuploidies. Reference values for nasal bone length have been reported in different countries and ethnic populations. However, there was no reference range for the fetal nasal bone length (NBL) in the Filipino population. This prospective, cross-sectional study was conducted to establ...
متن کاملNomogram of nasal bone length at 11-14 week of gestation in Indian women and their follow up till delivery
Background: The measurement of nasal bone length (NBL) according to gestational age and setting nomogram helps to ascertain NB hypoplasia. This can be used for early detection of trisomy 21 and other chromosomal abnormalities in low risk population. The objective of the study was to obtain nomogram of fetal nasal bone length at 11-14 weeks gestation with known prognosis pregnancies. Methods: A ...
متن کاملNasal bone length throughout gestation: normal ranges based on 3537 fetal ultrasound measurements.
OBJECTIVE To establish normal ranges for nasal bone length measurements throughout gestation and to compare measurements in two subsets of patients of different race (African-American vs. Caucasian) to determine whether a different normal range should be used in these populations. METHOD Normal nasal bone length reference ranges were generated using prenatal measurements by a standardized tec...
متن کاملNormal fetal nasal bone length at 14 to 28 weeks of gestation.
The fetal nasal bone length (FNBL) is a recent sonographic marker included in second trimester genetic sonography which varies with race and ethnicity. The importance of measuring FNBL is in the prenatal diagnosis of Down's syndrome (DS), the most common chromosomal abnormality. Nasal bone hypoplasia or absence is one of the frequent features of DS. Different studies conducted in different part...
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ژورنال
عنوان ژورنال: Ultrasound in Obstetrics and Gynecology
سال: 2007
ISSN: 0960-7692
DOI: 10.1002/uog.4627