Three generations of a family diagnosed with congenital central hypoventilation syndrome: A case series

Abstract Congenital central hypoventilation syndrome (CCHS) is an autosomal dominant disorder characterized by alveolar hypoventilation and autonomic dysregulation secondary to mutations of the PHOX2B genes. We present five cases from three generations within the same family with varying degrees of...

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Main Authors: Vishal Saddi, Ganesh Thambipillay, Marina Pimenta, Bradley Martin, Gregory Blecher, Arthur Teng
Format: Article
Language:English
Published: Wiley 2022-08-01
Series:Respirology Case Reports
Subjects:
Online Access:https://doi.org/10.1002/rcr2.999
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author Vishal Saddi
Ganesh Thambipillay
Marina Pimenta
Bradley Martin
Gregory Blecher
Arthur Teng
author_facet Vishal Saddi
Ganesh Thambipillay
Marina Pimenta
Bradley Martin
Gregory Blecher
Arthur Teng
author_sort Vishal Saddi
collection DOAJ
description Abstract Congenital central hypoventilation syndrome (CCHS) is an autosomal dominant disorder characterized by alveolar hypoventilation and autonomic dysregulation secondary to mutations of the PHOX2B genes. We present five cases from three generations within the same family with varying degrees of phenotypic expression of the PHOX2B gene mutation. The cases were diagnosed following identification of CCHS in index case at birth. This case series underscores the importance of screening first‐degree relatives of individuals with confirmed CCHS and alerts the clinicians to maintain a high degree of suspicion in asymptomatic family members given the high degree of phenotypic variability of CCHS.
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spelling doaj.art-ede6a20b51754970b3e4666f4af570b22022-12-22T03:41:11ZengWileyRespirology Case Reports2051-33802022-08-01108n/an/a10.1002/rcr2.999Three generations of a family diagnosed with congenital central hypoventilation syndrome: A case seriesVishal Saddi0Ganesh Thambipillay1Marina Pimenta2Bradley Martin3Gregory Blecher4Arthur Teng5Department of Sleep Medicine Sydney Children's Hospital Randwick New South Wales AustraliaDepartment of Sleep Medicine Sydney Children's Hospital Randwick New South Wales AustraliaDepartment of Sleep Medicine Sydney Children's Hospital Randwick New South Wales AustraliaDepartment of Sleep Medicine Sydney Children's Hospital Randwick New South Wales AustraliaDepartment of Sleep Medicine Sydney Children's Hospital Randwick New South Wales AustraliaDepartment of Sleep Medicine Sydney Children's Hospital Randwick New South Wales AustraliaAbstract Congenital central hypoventilation syndrome (CCHS) is an autosomal dominant disorder characterized by alveolar hypoventilation and autonomic dysregulation secondary to mutations of the PHOX2B genes. We present five cases from three generations within the same family with varying degrees of phenotypic expression of the PHOX2B gene mutation. The cases were diagnosed following identification of CCHS in index case at birth. This case series underscores the importance of screening first‐degree relatives of individuals with confirmed CCHS and alerts the clinicians to maintain a high degree of suspicion in asymptomatic family members given the high degree of phenotypic variability of CCHS.https://doi.org/10.1002/rcr2.999BPAPCCHSinfantsPHOX2btracheostomy
spellingShingle Vishal Saddi
Ganesh Thambipillay
Marina Pimenta
Bradley Martin
Gregory Blecher
Arthur Teng
Three generations of a family diagnosed with congenital central hypoventilation syndrome: A case series
Respirology Case Reports
BPAP
CCHS
infants
PHOX2b
tracheostomy
title Three generations of a family diagnosed with congenital central hypoventilation syndrome: A case series
title_full Three generations of a family diagnosed with congenital central hypoventilation syndrome: A case series
title_fullStr Three generations of a family diagnosed with congenital central hypoventilation syndrome: A case series
title_full_unstemmed Three generations of a family diagnosed with congenital central hypoventilation syndrome: A case series
title_short Three generations of a family diagnosed with congenital central hypoventilation syndrome: A case series
title_sort three generations of a family diagnosed with congenital central hypoventilation syndrome a case series
topic BPAP
CCHS
infants
PHOX2b
tracheostomy
url https://doi.org/10.1002/rcr2.999
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