Double Trisomy 48,XXY,+21 in a Neonate with Congenital Heart Disease
Keyword(s):
Double trisomy 48, XXY, +21 or Down-Klinefelter syndrome is a rare occurrence and presents clinical manifestation of trisomy 21 in early life and of Klinefelter syndrome after 10 months of age. The phenotypic and karyotyping characteristics of a 2-month-old boy were reported. He had mild clinical feature of Down syndrome and echocardiographic features of atrioventricular (AV) septal defects with severe pulmonary valve stenosis.
2012 ◽
Vol 22
(5)
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pp. 547-557
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2013 ◽
Vol 56
(3)
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pp. 144-149
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Keyword(s):
2020 ◽
Vol 21
(Supplement_1)
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Keyword(s):
2009 ◽
Vol 3
(1)
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pp. 124-127
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2015 ◽
Vol 6
(6)
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pp. 1-5
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