Changing demographics of pulmonary arterial hypertension in congenital heart disease

Pulmonary arterial hypertension (PAH) is a serious complication of congenital heart disease (CHD). Without early surgical repair, around one-third of paediatric CHD patients develop significant PAH. Recent data from the Netherlands suggest that >4% of adult CHD patients have PAH, with higher rate...

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Main Author: B.J.M. Mulder
Format: Article
Language:English
Published: European Respiratory Society 2010-12-01
Series:European Respiratory Review
Subjects:
Online Access:http://err.ersjournals.com/content/19/118/308.full.pdf+html
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author B.J.M. Mulder
author_facet B.J.M. Mulder
author_sort B.J.M. Mulder
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description Pulmonary arterial hypertension (PAH) is a serious complication of congenital heart disease (CHD). Without early surgical repair, around one-third of paediatric CHD patients develop significant PAH. Recent data from the Netherlands suggest that >4% of adult CHD patients have PAH, with higher rates in those with septal defects. A spectrum of cardiac defects is associated with PAH-CHD, although most cases develop as a consequence of large systemic-to-pulmonary shunts. Eisenmenger's syndrome, characterised by reversed pulmonary-to-systemic (right-to-left) shunt, represents the most advanced form of PAH-CHD and affects as many as 50% of those with PAH and left-to-right shunts. It is associated with the poorest outcome among patients with PAH-CHD. 40 yrs ago, ∼50% of children with CHD requiring intervention died within the first year, and <15% survived to adulthood. Subsequent advances in paediatric cardiology have seen most patients with CHD survive to adulthood, with resulting shifts in the demographics of CHD and PAH-CHD. The number of adults presenting with CHD is increasing and, although mortality is decreasing, morbidity is increasing as older patients are at increased risk of arrhythmia, heart failure, valve regurgitation and PAH. Data show that probability of PAH increases with age in patients with cardiac defects.
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spelling doaj.art-46f840b3b8cd474b9899a4855f860ac52022-12-21T18:37:21ZengEuropean Respiratory SocietyEuropean Respiratory Review0905-91801600-06172010-12-0119118308313Changing demographics of pulmonary arterial hypertension in congenital heart diseaseB.J.M. MulderPulmonary arterial hypertension (PAH) is a serious complication of congenital heart disease (CHD). Without early surgical repair, around one-third of paediatric CHD patients develop significant PAH. Recent data from the Netherlands suggest that >4% of adult CHD patients have PAH, with higher rates in those with septal defects. A spectrum of cardiac defects is associated with PAH-CHD, although most cases develop as a consequence of large systemic-to-pulmonary shunts. Eisenmenger's syndrome, characterised by reversed pulmonary-to-systemic (right-to-left) shunt, represents the most advanced form of PAH-CHD and affects as many as 50% of those with PAH and left-to-right shunts. It is associated with the poorest outcome among patients with PAH-CHD. 40 yrs ago, ∼50% of children with CHD requiring intervention died within the first year, and <15% survived to adulthood. Subsequent advances in paediatric cardiology have seen most patients with CHD survive to adulthood, with resulting shifts in the demographics of CHD and PAH-CHD. The number of adults presenting with CHD is increasing and, although mortality is decreasing, morbidity is increasing as older patients are at increased risk of arrhythmia, heart failure, valve regurgitation and PAH. Data show that probability of PAH increases with age in patients with cardiac defects.http://err.ersjournals.com/content/19/118/308.full.pdf+htmlCongenital heart diseasepulmonary arterial hypertension
spellingShingle B.J.M. Mulder
Changing demographics of pulmonary arterial hypertension in congenital heart disease
European Respiratory Review
Congenital heart disease
pulmonary arterial hypertension
title Changing demographics of pulmonary arterial hypertension in congenital heart disease
title_full Changing demographics of pulmonary arterial hypertension in congenital heart disease
title_fullStr Changing demographics of pulmonary arterial hypertension in congenital heart disease
title_full_unstemmed Changing demographics of pulmonary arterial hypertension in congenital heart disease
title_short Changing demographics of pulmonary arterial hypertension in congenital heart disease
title_sort changing demographics of pulmonary arterial hypertension in congenital heart disease
topic Congenital heart disease
pulmonary arterial hypertension
url http://err.ersjournals.com/content/19/118/308.full.pdf+html
work_keys_str_mv AT bjmmulder changingdemographicsofpulmonaryarterialhypertensionincongenitalheartdisease