VOTAVA, Felix, Dana NOVOTNÁ, Petr KRACMAR, Hana VINOHRADSKÁ, Eva HRABINCOVÁ, Zuzana VRZALOVÁ, David NEUMANN, Jana MALÍKOVÁ, Jan LEBL and Dietrich MATERN. Lessons learned from 5 years of newborn screening for congenital adrenal hyperplasia in the Czech Republic: 17-hydroxyprogesterone, genotypes, and screening performance. European Journal of Paediatrics. Springer-Verlag, 2012, vol. 171, No 6, p. 935-940. ISSN 0340-6199. Available from: https://dx.doi.org/10.1007/s00431-011-1656-6.
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Basic information
Original name Lessons learned from 5 years of newborn screening for congenital adrenal hyperplasia in the Czech Republic: 17-hydroxyprogesterone, genotypes, and screening performance
Authors VOTAVA, Felix (203 Czech Republic, guarantor), Dana NOVOTNÁ (203 Czech Republic, belonging to the institution), Petr KRACMAR (203 Czech Republic), Hana VINOHRADSKÁ (203 Czech Republic, belonging to the institution), Eva HRABINCOVÁ (203 Czech Republic, belonging to the institution), Zuzana VRZALOVÁ (203 Czech Republic, belonging to the institution), David NEUMANN (203 Czech Republic), Jana MALÍKOVÁ (203 Czech Republic), Jan LEBL (203 Czech Republic) and Dietrich MATERN (840 United States of America).
Edition European Journal of Paediatrics, Springer-Verlag, 2012, 0340-6199.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 30209 Paediatrics
Country of publisher Germany
Confidentiality degree is not subject to a state or trade secret
Impact factor Impact factor: 1.907
RIV identification code RIV/00216224:14110/12:00063358
Organization unit Faculty of Medicine
Doi http://dx.doi.org/10.1007/s00431-011-1656-6
UT WoS 000304306100008
Keywords in English ewborn screening; Congenital adrenal hyperplasia; 17-Hydroxyprogesterone; CYP21 gene
Changed by Changed by: Ing. Mgr. Věra Pospíšilíková, učo 9005. Changed: 15/2/2013 23:30.
Abstract
The aims were to summarize the experience and to determine the performance metrics of newborn screening (NBS) for congenital adrenal hyperplasia (CAH) in the Czech Republic. 17-Hydroxyprogesterone (17OHP) was measured in NBS samples prospectively in 545,026 newborns and retrospectively in 31 CAH patients born outside the study period. A total of 2,811 screened newborns had abnormal 17OHP; CAH was confirmed in 46 probands. One patient with a severe-moderate genotype of CAH had 17OHP below the cut-off and was diagnosed clinically. This corresponds to a screening sensitivity of 98% and a false positive rate (FPR) of 0.51%. The median of 17OHP in the most severe genotypes was 484 nmol/L (n = 21); in severe/moderate, 321 nmol/L (n = 30); in moderate, 61 nmol/L (n = 20); and in mild genotypes, 31 nmol/L (n = 7). NBS is efficient to detect severe CAH but may fail to detect milder variants. However, the FPR is too high but could be improved by application of a second tier test.
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