Wilson disease in Costa Rica: Pediatric phenotype and genotype characterization

Autor: Monica Penon‐Portmann, Stephanie Lotz‐Esquivel, Alejandra Chavez Carrera, Mildred Jiménez‐Hernández, Danny Alvarado‐Romero, Sharon Segura‐Cordero, Fiorella Rimolo‐Donadio, Francisco Hevia‐Urrutia, Alfredo Mora‐Guevara, Manuel Saborío‐Rocafort, Gabriela Jiménez‐Arguedas, Ramsés Badilla‐Porras
Jazyk: angličtina
Rok vydání: 2020
Předmět:
Zdroj: JIMD Reports, Vol 52, Iss 1, Pp 55-62 (2020)
Druh dokumentu: article
ISSN: 2192-8312
DOI: 10.1002/jmd2.12098
Popis: Abstract Introduction The prevalence of Wilson disease (WD) in Costa Rica is among the highest reported in the world, 4.9:100 000. Previous investigators have also described a burden of autosomal recessive conditions in this country. Genetic testing for WD began in 2010 as a strategy for earlier detection due to the country's high prevalence. Here we describe what we have learned about the genotype and phenotype of the Costa Rican pediatric population with WD. Methods We completed a retrospective review of medical records from pediatric individuals (G, p.Asn1270Ser, with 58.8% of affected individuals homozygous for this variant. Age of diagnosis ranged from 1 to 17 years, with an average of 8.8 ± 3.6 years. All individuals who presented with acute liver failure (n = 6) were homozygous for the p.Asn1270Ser variant (Chi‐squared, P
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