References
- Benacerraf BR, Laboda LA, Frigoletto FD. Thickened nuchal fold in fetuses not at risk for aneuploidy. Radiology 1992;184:239–42
- Smith-Bindman R, Hosmer W, Feldstein VA, et al. Second-trimester ultrasound to detect fetuses with Down syndrome: a meta-analysis. JAMA 2001;285:1044–55
- Lee PR, Won HS, Chung JY, et al. The variables affecting nuchal skin-fold thickness in mid-trimester. Prenat Diagn 2003;23:60–4
- Hasegawa J, Nakamura M, Hamada S, et al. Distribution of nuchal translucency thickness in Japanese fetuses. J Obstet Gynecol Res 2013;39:766–9
- Kor-Anantakul O, Suntharasaj T, Suwanrath C, et al. Distribution of normal nuchal translucency thickness: a multicenter study in Thailand. Gynecol Obstet Invest 2011;71:124–8
- Manotaya S, Tanawattanacharoen S, Uerpairojkit B, et al. Nomogram of nuchal fold thickness of Thai fetuses. J Med Assoc Thai 1998;81:297–300
- Miscigenação reduz percentual de brancos e pretos. Instituto Brasileiro de Geografia e Estatística. Available from: http://www.ibge.com.br/home/presidencia/noticias/noticia_visualiza.php?id_noticia=892&id_pagina=1 [last accessed 25 May 2007]
- Altman DG, Chitty LS. Charts of fetal size I: methodology. Br J Obstet Gynaecol 1994;101:29–34
- Benacerraf BR, Barss VA, Laboda LA. A sonographic sign for the detection in the second trimester of the fetus with Down's syndrome. Am J Obstet Gynecol 1985;151:1078–9
- Miguelez J, De Lourdes Brizot M, Liao AW, et al. Second-trimester soft markers: relation to first-trimester nuchal translucency in unaffected pregnancies. Ultrasound Obstet Gynecol 2012;39:274–8
- Zelop CM, Milewski E, Brault K, et al. Variation of fetal nasal bone length in second-trimester fetuses according to race and ethnicity. J Ultrasound Med 2005;24:1487–9
- Tahmasebpour AR, Pirjani R, Rahimi-Foroushani A, et al. Normal ranges for fetal femur and humerus diaphysis length during the second trimester in an Iranian population. J Ultrasound Med 2012;31:991–5
- de Freitas Lda S, de Bello Barros FS, Negrini R, et al. Comparison of fetal nuchal fold thickness measurements by two- and three-dimensional ultrasonography (3DXI Multislice View). Obstet Gynecol Int 2012;2012:8373307