Two corpora lutea seen at 6-13 weeks' gestation infers dizygosity among spontaneous same-sexed dichorionic twins

Twin Research and Human Genetics

Volumn 12, Issue 2, 2009, Pages 180-182

  Woo, Jean ^a   Tong, Stephen ^a,b,c   Campbell, Megan J ^d   Wallace, Leanne ^d   Meagher, Simon ^c   Montgomery, Grant W ^d   Chao, Fay ^a   Chan, Weng ^a   Vollenhoven, Beverley ^a,b  

^a MONASH MEDICAL CENTRE   (Australia)

^b MONASH UNIVERSITY   (Australia)

^c EPWORTH HOSPITAL   (Australia)

^d QIMR BERGHOFER MEDICAL RESEARCH INSTITUTE   (Australia)

Author keywords

Chorionicity; Corpus luteum; Twins; Ultrasound; Zygosity

Indexed keywords

DNA;

ARTICLE; CONTROLLED STUDY; CORPUS LUTEUM; DIZYGOTIC TWINS; ECHOGRAPHY; GENOTYPE; GESTATIONAL AGE; HUMAN; HUMAN TISSUE; MEDICAL DOCUMENTATION; MONOZYGOTIC TWINS; ORAL BIOPSY; PRIORITY JOURNAL;

CHORION; CORPUS LUTEUM; FEMALE; HUMANS; MALE; PREGNANCY; PREGNANCY TRIMESTER, FIRST; TWINS, DIZYGOTIC; ULTRASONOGRAPHY, PRENATAL;

EID: 66249106046     PISSN: 18324274     EISSN: None     Source Type: Journal    
DOI: 10.1375/twin.12.2.180     Document Type: Article

References (7)

1. Bulmer, M. G. (1970). The biology of twinning in man. Oxford: Clarendon Press.
2. Derom, R., Bryan, E., Derom, C., Keith, L., & Vlietinck, R. (2001). Twins, chorionicity and zygosity. Twin Research, 4, 134-136.
3. Kyvik, K. O., & Derom, C. (2006). Data collection on multiple births: Establishing twin registers and determing zygosity. Early Human Development, 82, 357-363.
4. Rowan, K., Meagher, S., Teoh, M., Vollenhoven, B., Choong, S., & Tong, S. (2008) Corpus luteum across the first trimester: Size and laterality as observed by ultrasound. Fertility and Sterility, 90, 1844-1847.
5. Tong, S., Meagher, S., & Vollenhoven, B. (2002). Sonography: Dizygotic twin survival in early pregnancy. Nature, 416, 142.
6. Tong, S., Vollenhoven, B., & Meagher, S. (2004) Determining zygosity in early pregnancy by ultrasound. Ultrasound in Obstetrics and Gynecology, 23,36-37.
7. Yahoo! Inc. (2007). Can they tell if twins are identical in the womb? Retrieved June 27, 2007, from http:// answers.yahoo.com/question/index;-ylt= Aid1sSg1Mn VpeyR6BjnEAAojzKIX;-ylv=3?qid=20070326153459AASYxsF