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48,XXYY Syndrome

Known as: Xxyy Syndrome, Syndrome, Xxyy, 48, XXYY Syndrome 
A rare sex chromosome abnormality in which a male child has an extra X and Y chromosome.
National Institutes of Health

Papers overview

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2016
2016
48,XXYY syndrome is a rare sex chromosome abnormality. Although some physical features are similar to Klinefelter syndrome(47,XXY… 
Review
2015
Review
2015
Taurodontism is a developmental anomaly of a tooth characterized by large pulp chamber and short roots. Patients with multiple… 
2010
2010
The present case report describes the oral features of tetraploid/diploid mosaicism. An 11-year-old boy with severe periodontal… 
2009
2009
We report on the prenatal diagnosis and genetic analysis of a 48,XXYY fetus. A 28-year-old woman was referred for amniocentesis… 
1998
1998
A male premature infant presented with slow development and congenital camptodactyly of both hands. Chromosome analysis showed a… 
1992
1992
A 56-yr-old man with hypogonadism, gynecomastia, and mental retardation was evaluated for chromosome constitution and… 
1982
1982
A 48,XXYY fetus was diagnosed prenatally in a 34‐year old female who was seen at 18‐5 weeks of pregnancy for genetic counselling… 
1979
1979
Neuropsychological assessment is a rapidly expanding discipline combining skills from clinical psychology and neurology. Although… 
Review
1967
Review
1967
INVESTIGATIONS of the pattern of DNA replication have shown that the X chromosomes in normal female cells exhibit marked…