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In combined first-trimester Down syndrome screening, the false-positive rate is not higher in pregnancies conceived after assisted reproduction compared with spontaneous pregnancies.
Matilainen M, Peuhkurinen S, Laitinen P, Jarvela I, Morin-Papunen L, Ryynanen M. Matilainen M, et al. Among authors: laitinen p. Fertil Steril. 2011 Jan;95(1):378-81. doi: 10.1016/j.fertnstert.2010.07.1048. Epub 2010 Aug 19. Fertil Steril. 2011. PMID: 20723891 Free article.
More invasive procedures are done to detect each case of Down's syndrome in younger women.
Marttala J, Ranta JK, Kaijomaa M, Nieminen P, Laitinen P, Kokkonen H, Romppanen J, Hamalainen E, Kultti J, Tekay A, Ulander VM, Honkasalo T, Ryynanen M. Marttala J, et al. Among authors: laitinen p. Acta Obstet Gynecol Scand. 2011 Jun;90(6):642-7. doi: 10.1111/j.1600-0412.2011.01113.x. Epub 2011 Apr 15. Acta Obstet Gynecol Scand. 2011. PMID: 21355862 Free article.
False-negative results in routine combined first-trimester screening for down syndrome in Finland.
Marttala J, Kaijomaa M, Ranta J, Dahlbacka A, Nieminen P, Tekay A, Kokkonen H, Laitinen P, Ignatius J, Romppanen J, Heinonen S, Jarvela I, Heikkila M, Yla-Outinen A, Ulander VM, Hamalainen E, Ryynanen M. Marttala J, et al. Among authors: laitinen p. Am J Perinatol. 2012 Mar;29(3):211-6. doi: 10.1055/s-0031-1285095. Epub 2011 Aug 10. Am J Perinatol. 2012. PMID: 21833895
121 results