Factor VII deficiency and developmental abnormalities in a patient with partial monosomy of 13q and trisomy of 16p: case report and review of the literature

<p>Abstract</p> <p>Background</p> <p>Unbalanced chromosomal translocations may present with a variety of clinical and laboratory findings and provide insight into the functions of genes on the involved chromosomal segments.</p> <p>Case Presentation</p>...

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Main Authors: Meck Jeanne M, Brooks Brian P, Haddad Bassem R, Bendavid Claude, Blain Delphine, Toretsky Jeffrey A
Format: Article
Language:English
Published: BMC 2006-01-01
Series:BMC Medical Genetics
Online Access:http://www.biomedcentral.com/1471-2350/7/2
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author Meck Jeanne M
Brooks Brian P
Haddad Bassem R
Bendavid Claude
Blain Delphine
Toretsky Jeffrey A
author_facet Meck Jeanne M
Brooks Brian P
Haddad Bassem R
Bendavid Claude
Blain Delphine
Toretsky Jeffrey A
author_sort Meck Jeanne M
collection DOAJ
description <p>Abstract</p> <p>Background</p> <p>Unbalanced chromosomal translocations may present with a variety of clinical and laboratory findings and provide insight into the functions of genes on the involved chromosomal segments.</p> <p>Case Presentation</p> <p>A 9 year-old boy presented to our clinic with Factor VII deficiency, microcephaly, a seizure disorder, multiple midline abnormalities (agenesis of the corpus callosum, imperforate anus, bilateral optic nerve hypoplasia), developmental delay, hypopigmented macules, short 5<sup>th </sup>fingers, and sleep apnea due to enlarged tonsils. Cytogenetic and fluorescence <it>in situ</it> hybridization analyses revealed an unbalanced translocation involving the segment distal to 16p13 replacing the segment distal to 13q33 [46, XY, der(13)t(13;16)(q33;p13.3)]. Specific BAC-probes were used to confirm the extent of the 13q deletion.</p> <p>Conclusion</p> <p>This unique unbalanced chromosomal translocation may provide insights into genes important in midline development and underscores the previously-reported phenotype of Factor VII deficiency in 13q deletions.</p>
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spelling doaj.art-43e769d3f22b400195c84dbf8bb8dbeb2022-12-21T20:14:50ZengBMCBMC Medical Genetics1471-23502006-01-0171210.1186/1471-2350-7-2Factor VII deficiency and developmental abnormalities in a patient with partial monosomy of 13q and trisomy of 16p: case report and review of the literatureMeck Jeanne MBrooks Brian PHaddad Bassem RBendavid ClaudeBlain DelphineToretsky Jeffrey A<p>Abstract</p> <p>Background</p> <p>Unbalanced chromosomal translocations may present with a variety of clinical and laboratory findings and provide insight into the functions of genes on the involved chromosomal segments.</p> <p>Case Presentation</p> <p>A 9 year-old boy presented to our clinic with Factor VII deficiency, microcephaly, a seizure disorder, multiple midline abnormalities (agenesis of the corpus callosum, imperforate anus, bilateral optic nerve hypoplasia), developmental delay, hypopigmented macules, short 5<sup>th </sup>fingers, and sleep apnea due to enlarged tonsils. Cytogenetic and fluorescence <it>in situ</it> hybridization analyses revealed an unbalanced translocation involving the segment distal to 16p13 replacing the segment distal to 13q33 [46, XY, der(13)t(13;16)(q33;p13.3)]. Specific BAC-probes were used to confirm the extent of the 13q deletion.</p> <p>Conclusion</p> <p>This unique unbalanced chromosomal translocation may provide insights into genes important in midline development and underscores the previously-reported phenotype of Factor VII deficiency in 13q deletions.</p>http://www.biomedcentral.com/1471-2350/7/2
spellingShingle Meck Jeanne M
Brooks Brian P
Haddad Bassem R
Bendavid Claude
Blain Delphine
Toretsky Jeffrey A
Factor VII deficiency and developmental abnormalities in a patient with partial monosomy of 13q and trisomy of 16p: case report and review of the literature
BMC Medical Genetics
title Factor VII deficiency and developmental abnormalities in a patient with partial monosomy of 13q and trisomy of 16p: case report and review of the literature
title_full Factor VII deficiency and developmental abnormalities in a patient with partial monosomy of 13q and trisomy of 16p: case report and review of the literature
title_fullStr Factor VII deficiency and developmental abnormalities in a patient with partial monosomy of 13q and trisomy of 16p: case report and review of the literature
title_full_unstemmed Factor VII deficiency and developmental abnormalities in a patient with partial monosomy of 13q and trisomy of 16p: case report and review of the literature
title_short Factor VII deficiency and developmental abnormalities in a patient with partial monosomy of 13q and trisomy of 16p: case report and review of the literature
title_sort factor vii deficiency and developmental abnormalities in a patient with partial monosomy of 13q and trisomy of 16p case report and review of the literature
url http://www.biomedcentral.com/1471-2350/7/2
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