title: [Cytogenetic study for a child patient with mental retardation and eye multiple malformation].
abstract: An cytogenetical study was carried out for a 7 years old patient with mental retardation, eye and other multiple malformation. An extra G-positive band was found in the region of 9q12. The possible relationship between this aberration and the abnormal figures was discussed.
authors.affiliation: PUMC Hospital, Beijing.
authors.forename: M
authors.initials: M
authors.lastname: Qin
mesh_terms: D000015:Abnormalities, Multiple / Q000235:genetics*; D002648:Child; D002869:Chromosome Aberrations; D002899:Chromosomes, Human, Pair 9; D005124:Eye Abnormalities / Q000235:genetics*; D006801:Humans; D008607:Intellectual Disability / Q000235:genetics*; D008297:Male