Hypoplastic Left Heart Syndrome

A condition caused by underdevelopment of the whole left half of the heart. It is characterized by hypoplasia of the left cardiac chambers (HEART ATRIUM; HEART VENTRICLE), the AORTA, the AORTIC VALVE, and the MITRAL VALVE. Severe symptoms appear in early infancy when DUCTUS ARTERIOSUS closes.

Year introduced: 1995

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Tree Number(s): C14.240.400.625, C14.280.400.625, C16.131.240.400.625

MeSH Unique ID: D018636

Entry Terms:

• Left Heart Hypoplasia Syndrome
• Left Heart Syndrome, Hypoplastic

Previous Indexing:

• Heart Defects, Congenital (1966-1994)

All MeSH Categories
Diseases Category
Cardiovascular Diseases
Cardiovascular Abnormalities
Heart Defects, Congenital
Hypoplastic Left Heart Syndrome

All MeSH Categories
Diseases Category
Cardiovascular Diseases
Heart Diseases
Heart Defects, Congenital
Hypoplastic Left Heart Syndrome

All MeSH Categories
Diseases Category
Congenital, Hereditary, and Neonatal Diseases and Abnormalities
Congenital Abnormalities
Cardiovascular Abnormalities
Heart Defects, Congenital
Hypoplastic Left Heart Syndrome