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Estimating gestational age

J Atkins
1979 BMJ (Clinical Research Edition)  
Most tests of fetal well-being likewise depend on an accurate knowledge of gestational age.  ...  ELSPETH Estimating gestational age SIR,-I would like to support Professor C J Roberts and others in a plea for accurate obstetric dating (14 April, p 981).  ... 
doi:10.1136/bmj.1.6172.1215-e pmid:445020 pmcid:PMC1599291 fatcat:eugrmswflffl3fgkxao3o5esku

Gestational age in twins

W H James
1980 Archives of Disease in Childhood  
However, if may well be that in some twin pairs the gestational ages are slightly different and that therefore, the heavier twin would be expected to have a greater gestational age.  ...  Dubowitz et al.1 have offered a scoring system for estimating the gestational age of newborn babies.  ...  However in their data there were 26 twin pairs in which 2 members were assigned different gestational ages.  ... 
doi:10.1136/adc.55.4.281 pmid:7191240 pmcid:PMC1626817 fatcat:zqifmexijzamhbyyewxhochtra

Gestation at Advanced Age

G. F. Jackson
1857 Boston Medical and Surgical Journal  
GESTATION AT ADVANCED AGE. [Communicated for the lioston Medical and Surgical Journal.]  ...  Messrs, Editors,-I forward you tAvo cases of accouchement, which are somewhat interesting on account of the ages of the patients.  ... 
doi:10.1056/nejm185702260560406 fatcat:bq2rzd2g65ernk2nk5dzbniyke

Gestational age in the literature

B V Pai
2004 Archives of Disease in Childhood: Fetal and Neonatal Edition  
S Nicklin, S A Spencer Gestational age in the literature In neonatology, the correct gestational age (GA) is extremely important, as the viability and survival of the premature baby depend on it.  ...  The mean birth weight was 3245 g (range 2240-4220), with a median gestation of 38 weeks (range 35-41). Mean maternal age was 30 years (range 17-41). Twenty (91%) infants were breast fed.  ... 
doi:10.1136/adc.2003.040899 pmid:15102741 pmcid:PMC1721675 fatcat:bc77m3zw6fbedjji3wsaupjn6q

Gestational Age and Pregnancy Outcomes [chapter]

Yasmin H. Neggers
2018 Pregnancy and Birth Outcomes  
In this chapter, the association between gestational age and some significant pregnancy outcomes will be discussed.  ...  However, gestational age at birth is associated with most of these pregnancy outcomes, particularly infant mortality, certain morbidities, birth weight, and preterm birth.  ...  Small for gestational age (SGA): infants weighing less than 2500 g are considered small for gestational age.  ... 
doi:10.5772/intechopen.72419 fatcat:3nkh6a5l2fghzduxah5jkx33d4

Sonographic determination of gestational age

Robin Kalish, Frank Chervenak
2005 Ultrasound Review of Obstetrics & Gynecology  
Appropriate assessment of gestational age is paramount in obstetric care. Making appropriate management decisions requires accurate appraisal of gestational age.  ...  Accurate gestational age is also important in the interpretation of biochemical serum screening test or for counselling patients regarding the option of pregnancy termination.  ...  INTRODUCTION Importance of accurate gestational age assessment Appropriate assessment of gestational age is paramount in obstetric care.  ... 
doi:10.1080/14722240500390166 fatcat:aoinyvydkrdz7pf5oubgnopaha

Nuchal translucency and gestational age

Nicolaides KH, Heath V, Spencer K, Nix ABJ
2004 Prenatal Diagnosis  
In screening for trisomy 21 by NT, patient-specific risks are derived by multiplying the a priori maternal age and gestation-related risk by a likelihood ratio, which depends on the difference in fetal  ...  We subsequently changed the minimum gestation to 11 weeks because it was realised that at this gestation, but not at 10 weeks, many major fetal abnormalities, such as anencephaly, cardiac defects, obstructive  ...  LETTERS TO THE EDITOR Nuchal translucency and gestational age Professor Wald and his team (Wald et al., 2004) have remodelled the already modelled SURUSS data (Wald et al., 2003a) to claim, firstly  ... 
doi:10.1002/pd.888 pmid:15503286 fatcat:ppl2nilofvdexhzpone3zr3yqy

Sonographic determination of gestational age

Robin B. Kalish, Frank A. Chervenak
2005 Ultrasound Review of Obstetrics & Gynecology  
Appropriate assessment of gestational age is paramount in obstetric care. Making appropriate management decisions requires accurate appraisal of gestational age.  ...  Accurate gestational age is also important in the interpretation of biochemical serum screening test or for counselling patients regarding the option of pregnancy termination.  ...  INTRODUCTION Importance of accurate gestational age assessment Appropriate assessment of gestational age is paramount in obstetric care.  ... 
doi:10.3109/14722240500390166 fatcat:5qptcpjerfcpraudzfz4vonbsm

Gestational Age, Size, and Maturity

1967 Archives of Disease in Childhood  
Gestational Age, Size, and Maturity. A Symposium on the Causes and Associations of Prematurity, based on the Proceedings of an International Study Group at St. Edmund Hall, Oxford, 1964.  ...  There is some discussion on methods for assessing gestational age of the newborn: careful neurological examination appears to give the best correlation with menstrual history, but probably the most accurate  ... 
doi:10.1136/adc.42.221.106-a fatcat:plwsx2ch2jb43c7h3km7ys5uxi

Ultrasound estimation of gestational age

E C Coles, D G Altman, H B Meire, P Farrant
1979 BMJ (Clinical Research Edition)  
The BPD was measured at between 15 and 20 weeks' gestation by the combined A and B scan method. For each patient the BPDderived gestational age was subtracted from that derived from the LMP.  ...  Ultrasound estimation of gestational age SIR,-Mr A F J Atkins (5 May, p 1215) is right in emphasising the importance of accurate dating of pregnancies, and an early ultrasound scan is useful not only for  ... 
doi:10.1136/bmj.1.6175.1422-b pmid:445105 pmcid:PMC1598890 fatcat:5nv4elfidvc35cya446k56decu

Association between Placental Thickness and Gestational Age

Dr Patsy Varghese
2017 Journal of Medical Science And clinical Research  
Several sonographic parameters of the fetus are used to assess gestational age.  ...  Results: Between 20 to 32 weeks of gestation, there is almost perfect correlation between placental thickness and gestational age.  ...  To study the relationship between gestational age and placental thickness, coefficient of correlation was computed between gestational age and placental thickness.  ... 
doi:10.18535/jmscr/v5i12.83 fatcat:x2tavjkv2nbrlaqpeqdhg7vur4

Attention problems in relation to gestational age at birth and smallness for gestational age

Suna Eryigit-Madzwamuse, Dieter Wolke
2015 Early Human Development  
Keywords: child attention, preterm, gestational age at birth, elective caesarean birth, small for gestational age Attention problems and gestational age 3 Highlights  We model attention problems and skills  ...  Attention problems in relation to gestational age at birth and smallness for gestational age. Early Human Development, 91(2), 131-138. doi: http://dx.  ...   We find a non-linear relation between gestational age and attention.  The impact of being born SGA is similar across the whole gestation spectrum. Attention problems and gestational age 12  ... 
doi:10.1016/j.earlhumdev.2015.01.004 pmid:25617863 fatcat:e3eveipunrg2hk2kapda6eykqi

Prediction of small-for-gestational age by fetal growth rate according to gestational age

Min-A Kim, Gwan Hee Han, Young-Han Kim, Andrew Sharp
2019 PLoS ONE  
Small-for-gestational age (SGA) infants should be identified before birth because of an increased risk of adverse perinatal outcomes.  ...  The objective of this study was to assess the impact of fetal growth rate by gestational age on the prediction of SGA and to identify the optimal time to initiate intensive fetal monitoring to detect SGA  ...  for gestational age at delivery.  ... 
doi:10.1371/journal.pone.0215737 pmid:31026299 pmcid:PMC6485641 fatcat:gzttcounyjbsvnyqknunfluk4e

Iron status in small for gestational age and appropriate for gestational age infants at birth

Hyeon A Kim, Sook-Hyun Park, Eun Joo Lee
2019 Korean Journal of Pediatrics  
This study compared the iron statuses of small for gestational age (SGA) and appropriate for gestational age (AGA) infants at birth.  ...  After adjusting for gestational age, the SGA infants had lower ferritin levels (147.1 ng/mL [116.3-178.0 ng/mL] vs. 189.4 ng/mL [178.0-200.8 ng/ mL], P<0.05).  ...  SGA, small for gestational age; AGA, appropriate for gestational ag.  ... 
doi:10.3345/kjp.2018.06653 pmid:30360035 pmcid:PMC6434228 fatcat:fdi7ospk3jfplb3uliyghrzuiy

Gestational age-adapted oxygen saturation targeting and outcome of extremely low gestational age neonates (ELGANs)

A Hergenhan, M Steurer, TM Berger
2015 Swiss Medical Weekly  
of 36 weeks of gestation in extremely low gestational age neonates (ELGANs), have been published [10] [11] [12] [13] [14] .  ...  Infants were allocated to their gestational-age specific SpO 2 targets on NICU admission.  ... 
doi:10.4414/smw.2015.14197 pmid:26523460 fatcat:sgpcxt6bqjbxxj33rslee5ee2u
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