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Congenital disorders of glycosylation

dc.contributor.authorMendes, Ana Raquel
dc.contributor.authorQuelhas, D
dc.contributor.authorCorreia, Joana
dc.contributor.authorPaiva Coelho, Margarida
dc.contributor.authorBandeira, Anabela
dc.contributor.authorMartins, Esmeralda
dc.date.accessioned2023-02-02T10:44:17Z
dc.date.available2023-02-02T10:44:17Z
dc.date.issued2022-03
dc.description.abstractCongenital disorders of glycosylation are a highly variable, rapidly expanding family of genetic diseases that result from defects in the synthesis of glycans. The vast majority of these monogenic diseases are inherited in an autosomal recessive way, but some types follow an autosomal dominant or X-linked inheritance. The present work aimed to review the state of the art of congenital disorders of glycosylation, including available therapeutic options, and present a simplified diagnostic approach to this group of diseases. Congenital disorders of glycosylation can be classified into four categories: N-linked glycosylation defects, O-linked glycosylation defects, combined glycosylation defects, and glycosphingolipid and glycosylphosphatidylinositol anchor synthesis defects. The phenotype may range from mild to severe, depending on disease severity. Clinical features include dysmorphic features, neurologic, dermatologic, cardiac, endocrine, immunologic, hematologic, gastrointestinal and liver involvement, and skeletal muscle abnormalities. As there is no universal or pathognomonic sign or symptom and no sensitive diagnostic test, it is of foremost importance to keep a high index of suspicion of these diseases. When a congenital disorder of glycosylation is suspected, the first step in screening is to perform serum transferrin isoelectric focusing. Molecular genetic testing is the most specific diagnostic test. Treatment is usually symptomatic, with specific treatment only available for some of these disorders. Since congenital defects of glycosylation may affect any organ at any age and have variable clinical presentation, they should be considered in the differential diagnosis of any patient with multiorgan involvement.pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.citationNascer e Crescer - Birth and Growth Medical Journal 2022;31(1):38-54. doi:10.25753/BirthGrowthMJ.v31.i1.26341pt_PT
dc.identifier.doihttps://doi.org/10.25753/BirthGrowthMJ.v31.i1.26341pt_PT
dc.identifier.eissn2183-9417
dc.identifier.urihttp://hdl.handle.net/10400.16/2762
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.publisherCentro Hospitalar Universitário do Portopt_PT
dc.rights.urihttp://creativecommons.org/licenses/by-nc/4.0/pt_PT
dc.subjectcongenital disorders of glycosylationpt_PT
dc.subjectMPI-CDGpt_PT
dc.subjectmultisystemic diseasept_PT
dc.subjectoral mannosept_PT
dc.subjectPMM2-CDGpt_PT
dc.subjectserum transferrin isoelectric focusingpt_PT
dc.titleCongenital disorders of glycosylationpt_PT
dc.title.alternativeDefeitos congénitos da glicosilaçãopt_PT
dc.typejournal article
dspace.entity.typePublication
oaire.citation.conferencePlacePortopt_PT
oaire.citation.endPage54pt_PT
oaire.citation.issue1pt_PT
oaire.citation.startPage38pt_PT
oaire.citation.titleNascer e Crescer - Birth and Growth Medical Journalpt_PT
oaire.citation.volume31pt_PT
person.familyNameMendes
person.familyNameQuelhas
person.familyNameCorreia
person.familyNamePAIVA COELHO
person.familyNameBandeira
person.familyNameMartins
person.givenNameAna Raquel
person.givenNameDulce
person.givenNameJoana
person.givenNameMARIA MARGARIDA
person.givenNameAnabela Oliveira
person.givenNameEsmeralda
person.identifier.ciencia-id921C-8052-6FC5
person.identifier.ciencia-idB014-58CB-E323
person.identifier.ciencia-id7D12-C53D-288E
person.identifier.ciencia-idBF1C-DAE5-FAEA
person.identifier.orcid0000-0002-8310-2525
person.identifier.orcid0000-0001-9989-9236
person.identifier.orcid0000-0002-0245-6840
person.identifier.orcid0000-0002-6471-4067
person.identifier.orcid0000-0003-1203-8180
person.identifier.orcid0000-0002-9247-9391
person.identifier.scopus-author-id6507796178
person.identifier.scopus-author-id57193789579
rcaap.rightsopenAccesspt_PT
rcaap.typearticlept_PT
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