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Using Array-Based Comparative Genomic Hybridization to Diagnose Pallister-Killian Syndrome
Annals of Laboratory Medicine ; : 66-70, 2017.
Artigo em Inglês | WPRIM | ID: wpr-72414
ABSTRACT
Pallister-Killian syndrome (PKS) is a rare multisystem disorder characterized by isochromosome 12p and tissue-limited mosaic tetrasomy 12p. In this study, we diagnosed three pediatric patients who were suspicious of having PKS using array-based comparative genomic hybridization (array CGH) and FISH analyses performed on peripheral lymphocytes. Patients 1 and 2 presented with craniofacial dysmorphic features, hypotonia, and a developmental delay. Array CGH revealed two to three copies of 12p in patient 1 and three copies in patient 2. FISH analysis showed trisomy or tetrasomy 12p. Patient 3, who had clinical features comparable to those of patients 1 and 2, was diagnosed by using FISH analysis alone. Here, we report three patients with mosaic tetrasomy 12p. There have been only reported cases diagnosed by chromosome analysis and FISH analysis on skin fibroblast or amniotic fluid. To our knowledge, patient 1 was the first case diagnosed by using array CGH performed on peripheral lymphocytes in Korea.
Assuntos

Texto completo: DisponíveL Índice: WPRIM (Pacífico Ocidental) Assunto principal: Cromossomos Humanos Par 12 / Hibridização In Situ / Transtornos Cromossômicos / Hibridização Genômica Comparativa / Tetrassomia Tipo de estudo: Estudo diagnóstico Limite: Criança, pré-escolar / Feminino / Humanos / Lactente / Masculino Idioma: Inglês Revista: Annals of Laboratory Medicine Ano de publicação: 2017 Tipo de documento: Artigo

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Texto completo: DisponíveL Índice: WPRIM (Pacífico Ocidental) Assunto principal: Cromossomos Humanos Par 12 / Hibridização In Situ / Transtornos Cromossômicos / Hibridização Genômica Comparativa / Tetrassomia Tipo de estudo: Estudo diagnóstico Limite: Criança, pré-escolar / Feminino / Humanos / Lactente / Masculino Idioma: Inglês Revista: Annals of Laboratory Medicine Ano de publicação: 2017 Tipo de documento: Artigo