A heterogeneous group of genetic conditions, with Mendelian (autosomal dominant, recessive, or X-linked) or chromosomal etiology that are characterized by abnormalities in the cardiovascular system. [ http://www.ncbi.nlm.nih.gov/pubmed/32341133 https://orcid.org/0000-0002-0736-9199 ]
Synonyms: hereditary heart disease