WordNet

the outermost membranous sac enclosing the embryo in higher vertebrates (reptiles, birds and mammals)

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1. 胎膜：解剖学および生化学 fetal membranes anatomy and biochemistry
2. 胎盤の肉眼的評価 gross examination of the placenta
3. 羊水量調節の生理学 physiology of amniotic fluid volume regulation
4. 一絨毛膜性双胎妊娠 monoamniotic twin pregnancy
5. 自然早産の病因 pathogenesis of spontaneous preterm birth

English Journal

The volume of the chorion villosum is associated with the location of the umbilical cord in the first trimester.

Nakamura M1, Hasegawa J, Hamada S, Matsuoka R, Ichizuka K, Sekizawa A, Okai T.
Prenatal diagnosis.Prenat Diagn.2013 Aug;33(8):759-63. doi: 10.1002/pd.4120. Epub 2013 Apr 29.
AIMS: To clarify whether villous placental volumes in cases with low cord insertion (CI) are smaller than those with normal cord insertion.METHODS: A prospective cohort study was conducted to evaluate the association between location of umbilical CI and placental volume at 11 to 13 weeks' gestatio
PMID 23553753

Umbilical cord insertion site in early gestation and development of placenta.

Hasegawa J1, Matsuoka R, Ichizuka K, Sekizawa A, Okai T.
Journal of perinatal medicine.J Perinat Med.2009;37(5):481-5. doi: 10.1515/JPM.2009.088.
AIM: To study the relation of umbilical cord insertion (CI) site in early gestation and placental development from the chorion villosum.METHODS: We ultrasonically measured the distance between the internal cervical Os and the CI site (CID), the distance between the internal cervical Os and lower pla
PMID 19492917

Cord insertion into the lower third of the uterus in the first trimester is associated with placental and umbilical cord abnormalities.

Hasegawa J1, Matsuoka R, Ichizuka K, Otsuki K, Sekizawa A, Farina A, Okai T.
Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.Ultrasound Obstet Gynecol.2006 Aug;28(2):183-6.
OBJECTIVES: To assess the feasibility of detecting the cord insertion site during the late first trimester, and to investigate the possible association between perinatal complications and a cord insertion in the lower third of the uterus in the first trimester.METHODS: This was a prospective cohort
PMID 16858739

Related Pictures

Picture of transvaginal ultrasound measurements: CID-Early was defined | Download (PDF) Umbilical cord insertion site in early gestation and development of placenta biologia2bachcamp: 3º ESO. TEMA 9. APARATO REPRODUCTOR Cord insertion into the lower third of the uterus in the first trimester is associated