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Duplication of 5q15-q23.2: Case report and literature review

✍ Scribed by Jaclyn Douyard; Pamela Hawley; Meira Shaham; Virginia Kimonis


Publisher
John Wiley and Sons
Year
2006
Tongue
English
Weight
185 KB
Volume
76
Category
Article
ISSN
1542-0752

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✦ Synopsis


Abstract

BACKGROUND

Pure partial trisomy of chromosome 5q is rare and cases have ranged over the entire region, making it difficult to describe a good phenotypic correlation to the cytogenetic duplication.

CASE

We present a 4.5‐year‐old girl with a de novo direct duplication of chromosome 5q15‐q23.2. She has moderate developmental delay with lack of speech, microcephaly, and subtle dysmorphic features including prominent forehead, bulbous nose, epicanthic folds, protruding tongue, and slightly posteriorly‐rotated ears.

CONCLUSIONS

A comparison is made with other similar duplication cases reported in the literature and a general description of a proximal 5q duplication phenotype is given, with lack of speech as the principal feature. Birth Defects Research (Part A), 2006. Β© 2006 Wiley‐Liss, Inc.


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