title: Supernumerary chromosome marker (1) in a developmentally delayed child.
abstract: A 15-month-old boy with mild developmental delay and several minor anomalies was found to be mosaic 46,XY/47,XY ,+mar(1). The marker r(1) was a small de novo ring identified by FISH with a painting type DNA probe.
authors.affiliation: University Affiliated Cincinnati Center for Developmental Disorders, Children's Hospital Medical Center, OH 45229-2899, USA.
authors.forename: N
authors.initials: N
authors.lastname: Lanphear
authors.forename: A
authors.initials: A
authors.lastname: Lamb
authors.forename: S
authors.initials: S
authors.lastname: Oppenheimer
authors.forename: S
authors.initials: S
authors.lastname: Soukup
mesh_terms: D002869:Chromosome Aberrations; D025063:Chromosome Disorders; D002658:Developmental Disabilities / Q000235:genetics*; D005819:Genetic Markers; D006801:Humans; D017404:In Situ Hybridization, Fluorescence; D007223:Infant; D007621:Karyotyping; D008297:Male
chemical_list: D005819:Genetic Markers