A new 48, XXYY/47, XYY syndrome associated with multiple skeletal abnormalities, congenital heart disease and mental retardation

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A new 48, XXYY/47, XYY syndrome associated with multiple skeletal abnormalities, congenital heart disease and mental retardation

While the XYY and XXYY syndromes have been several time described in patients, the combination of both syndromes in an individual is a rare event and may result in a severe phenotype. In the present observation, a boy with congenital scoliosis due to segmented thoracic hemivertebra associated with radioulnar synostosis and congenital heart disease is described. Chromosome G-banding and FISH ana...

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Asymptomatic congenital heart disease in children with skeletal chest deformity

Introduction: With respect to high association of skeletal chest deformity with cardiac abnormalities, these patients should be evaluated for evidence of cardiac involvement. So, we used echocardiography to investigate this association. Methods: This case-control study was done on 144 patients with skeletal chest deformity referred to OPD clinic. 240 persons were selected as control group, with...

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Late infantile autosomal recessive myotonia, mental retardation, and skeletal abnormalities: a new autosomal recessive syndrome.

Four sibs of non-consanguineous parents who had myotonia from late infancy are described. Mild to moderate mental retardation, severe bone abnormalities of the vertebral column (mainly in the thoracolumbar region), and short stature were also observed. Autosomal recessive inheritance is demonstrated. These cases are compared with reported cases of the Schwartz-Jampel syndrome.

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Ring chromosome 8 in a boy with multiple congenital abnormalities and mental retardation.

A ring chromosome 8 was found in peripheral blood cells in a boy, whose chromosomes were studied because of multiple congenital anomalies. Examination of skin cells revealed a 46,XY/46,XY,8r pattern. Application of several banding techniques suggested a duplication of the most distal bands of both arms in the ring. The terminal end of 8q appeared to have been retained as could be shown by R-ban...

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Mental retardation associated with congenital heart disease, blepharophimosis, blepharoptosis, and hypoplastic teeth.

We report two sisters with mental retardation, congenital heart disease, blepharophimosis, blepharoptosis, and hypoplastic teeth. A female paternal cousin has the same anomalies, but without congenital heart disease. The chromosomes of these patients are normal and the parents are non-consanguineous.

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ژورنال

عنوان ژورنال: Indian Journal of Human Genetics

سال: 2012

ISSN: 0971-6866

DOI: 10.4103/0971-6866.108033