ESPE Abstracts

Background: Microdeletion of 14q22q23 results in a rare chromosomal disorder associated with microphthalmia/anophthalmia, pituitary anomalies, polydactyly/syndactyly, micrognathia, growth restriction and mental retardation. Haploinsufficiency of the genes OTX2 (orthodenticle homeobox 2) and BMP4 (bone morphogenetic protein 4) are responsible for most of the phenotypic features in the 14q22q23 microdeletion syndrome. There are only a few reports about liver dys...

Back ground: The incidence rate of vitamin D deficiency is increasing throughout the world in recent years, but the rate of vitamin D deficiency in Japan is unknown.Aims: We measured the incidence rate of vitamin D deficiency in 12-year old children in Japan.Methods: A total of 492 children (247 boys and 245 girls) from one Japanese community enrolled in this study. At age 12, 25 hydroxyvitamin D (25OHD) were measured in all childr...