Genetic and clinical approach to macrocephaly: a 5-year single-center study

Background: Macrocephaly is a condition where the head circumference is larger than the 97th percentile or 2 standard deviations. It can be a harmless trait in benign familial macrocephaly or can be seen as a component of some pathologic condition. In this article, we aimed to uncover the genetic ba...

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Main Authors: Muhsin Elmas, Umit Can Yildirim
Format: Article
Language:English
Published: Discover STM Publishing Ltd 2020-12-01
Series:Journal of Biochemical and Clinical Genetics
Subjects:
Online Access:http://www.ejmanager.com/fulltextpdf.php?mno=95298
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author Muhsin Elmas
Umit Can Yildirim
author_facet Muhsin Elmas
Umit Can Yildirim
author_sort Muhsin Elmas
collection DOAJ
description Background: Macrocephaly is a condition where the head circumference is larger than the 97th percentile or 2 standard deviations. It can be a harmless trait in benign familial macrocephaly or can be seen as a component of some pathologic condition. In this article, we aimed to uncover the genetic background and clinical presentation of macrocephaly. Methods: In this retrospective study, we selected macrocephaly patients with a definitive genetic diagnosis, among 2,000 patients who were admitted to our clinic between 2014 and 2019. The data were accessed from archive. Results: The genetic testing results showed that the most common genetic causes of macrocephaly in the patients were achondroplasia (25%), neurofibromatosis type 1 (12.5%), Sotos syndrome type 1 (12.5%), and Cowden syndrome (12.5%). Conclusion: Several congenital conditions, chromosomal anomalies, and molecular mutations may cause macrocephaly. A combination of good clinical history, physical examination, and genetic testing plays a vital role in the diagnosis process. [JBCGenetics 2020; 3(2.000): 54-59]
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spelling doaj.art-815ab002a6814828802eaf1934868f2b2023-05-30T11:47:11ZengDiscover STM Publishing LtdJournal of Biochemical and Clinical Genetics1658-807X2020-12-0132545910.24911/JBCGenetics/183-159428340895298Genetic and clinical approach to macrocephaly: a 5-year single-center studyMuhsin Elmas0Umit Can Yildirim1Department of Medical Genetics, Afyonkarahisar Health Sciences University, Afyonkarahisar, Turkey Department of Medical Genetics, Afyonkarahisar Health Sciences University, Afyonkarahisar, TurkeyBackground: Macrocephaly is a condition where the head circumference is larger than the 97th percentile or 2 standard deviations. It can be a harmless trait in benign familial macrocephaly or can be seen as a component of some pathologic condition. In this article, we aimed to uncover the genetic background and clinical presentation of macrocephaly. Methods: In this retrospective study, we selected macrocephaly patients with a definitive genetic diagnosis, among 2,000 patients who were admitted to our clinic between 2014 and 2019. The data were accessed from archive. Results: The genetic testing results showed that the most common genetic causes of macrocephaly in the patients were achondroplasia (25%), neurofibromatosis type 1 (12.5%), Sotos syndrome type 1 (12.5%), and Cowden syndrome (12.5%). Conclusion: Several congenital conditions, chromosomal anomalies, and molecular mutations may cause macrocephaly. A combination of good clinical history, physical examination, and genetic testing plays a vital role in the diagnosis process. [JBCGenetics 2020; 3(2.000): 54-59]http://www.ejmanager.com/fulltextpdf.php?mno=95298chromosomal microarray analysiscopy number variantsmacrocephalymutationwhole exome sequencing
spellingShingle Muhsin Elmas
Umit Can Yildirim
Genetic and clinical approach to macrocephaly: a 5-year single-center study
Journal of Biochemical and Clinical Genetics
chromosomal microarray analysis
copy number variants
macrocephaly
mutation
whole exome sequencing
title Genetic and clinical approach to macrocephaly: a 5-year single-center study
title_full Genetic and clinical approach to macrocephaly: a 5-year single-center study
title_fullStr Genetic and clinical approach to macrocephaly: a 5-year single-center study
title_full_unstemmed Genetic and clinical approach to macrocephaly: a 5-year single-center study
title_short Genetic and clinical approach to macrocephaly: a 5-year single-center study
title_sort genetic and clinical approach to macrocephaly a 5 year single center study
topic chromosomal microarray analysis
copy number variants
macrocephaly
mutation
whole exome sequencing
url http://www.ejmanager.com/fulltextpdf.php?mno=95298
work_keys_str_mv AT muhsinelmas geneticandclinicalapproachtomacrocephalya5yearsinglecenterstudy
AT umitcanyildirim geneticandclinicalapproachtomacrocephalya5yearsinglecenterstudy