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Birth Prevalence of Fatty Acid β-Oxidation Disorders in Iberia

dc.contributor.authorRocha, Hugo
dc.contributor.authorCastiñeiras, Daisy
dc.contributor.authorDelgado, Carmen
dc.contributor.authorEgea, José
dc.contributor.authorYahyaoui, Raquel
dc.contributor.authorGonzález, Yolanda
dc.contributor.authorConde, Manuel
dc.contributor.authorGonzález, Inmaculada
dc.contributor.authorRueda, Inmaculada
dc.contributor.authorRello, Luis
dc.contributor.authorVilarinho, Laura
dc.contributor.authorCocho, José
dc.date.accessioned2015-02-27T17:30:28Z
dc.date.available2015-02-27T17:30:28Z
dc.date.issued2014
dc.descriptionDisponível online em: http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4221301/por
dc.description.abstractMitochondrial fatty acid β-oxidation disorders (FAOD) are main targets for newborn screening (NBS) programs, which are excellent data sources for accurate estimations of disease birth prevalence. Epidemiological data is of key importance for the understanding of the natural history of the disorders as well as to define more effective public health strategies. In order to estimate FAOD birth prevalence in Iberia, the authors collected data from six NBS programs from Portugal and Spain, encompassing the screening of more than 1.6 million newborns by tandem mass spectrometry (MS/MS), and compared it with available data from other populations. The participating NBS programs are responsible for the screening of about 46% of all Iberian newborns. Data reveals that Iberia has one of the highest FAOD prevalence in Europe (1:7,914) and that Portugal has the highest birth prevalence of FAOD reported so far (1:6,351), strongly influenced by the high prevalence of medium-chain acyl-CoA dehydrogenase deficiency (MCADD; 1:8,380), one of the highest ever reported. This is justified by the fact that more than 90% of Portuguese MCADD patients are of Gypsy origin, a community characterized by a high degree of consanguinity. From the comparative analysis of various populations with comparable data other differences emerge, which points to the existence of significant variations in FAOD prevalences among different populations, but without any clear European variation pattern. Considering that FAOD are one of the justifications for MS/MS NBS, the now estimated birth prevalences stress the need to screen all Iberian newborns for this group of inherited metabolic disorders.por
dc.identifier.citationJIMD Rep. 2014;16:89-94. doi: 10.1007/8904_2014_324. Epub 2014 Jul 11.por
dc.identifier.doi10.1007/8904_2014_324
dc.identifier.issn2192-8304
dc.identifier.urihttp://hdl.handle.net/10400.18/2991
dc.language.isoengpor
dc.peerreviewedyespor
dc.publisherSpringerpor
dc.relation.publisherversionhttp://link.springer.com/chapter/10.1007%2F8904_2014_324por
dc.subjectDoenças Genéticaspor
dc.subjectFatty Acid b-oxidation Disorders (FAOD)por
dc.titleBirth Prevalence of Fatty Acid β-Oxidation Disorders in Iberiapor
dc.typejournal article
dspace.entity.typePublication
oaire.citation.endPage94por
oaire.citation.startPage89por
oaire.citation.titleJournal of Inherited Metabolic Disease Reportspor
oaire.citation.volume16por
rcaap.rightsembargoedAccesspor
rcaap.typearticlepor

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