Genetic cardiac anomaly

Genetic cardiac anomaly (Orphanet code 271853) is a broad grouping term used in the Orphanet classification to encompass congenital heart defects and structural cardiac malformations that have an identified or suspected genetic basis. This category serves as a parent classification for numerous specific inherited cardiac conditions rather than representing a single discrete disease entity. These anomalies affect the cardiovascular system and can involve abnormalities of the heart's structure, including defects of the septa (walls between heart chambers), valves, great vessels, and outflow tracts. They may present at birth or become clinically apparent later in life depending on the specific underlying condition. Clinical features vary widely depending on the specific cardiac anomaly but may include cyanosis (bluish discoloration of the skin due to low oxygen), heart murmurs, heart failure, exercise intolerance, shortness of breath, arrhythmias, and failure to thrive in infants. Some genetic cardiac anomalies occur as isolated findings, while others are part of broader syndromic conditions affecting multiple organ systems. Diagnosis typically involves echocardiography, cardiac MRI, and genetic testing including chromosomal microarray or next-generation sequencing panels. Treatment depends on the specific type and severity of the cardiac anomaly and may include surgical repair, catheter-based interventions, medications for heart failure or arrhythmia management, and long-term cardiac monitoring. Genetic counseling is recommended for affected individuals and their families to understand recurrence risks and inheritance patterns. Advances in prenatal imaging and genetic diagnostics have improved early detection and management planning for many of these conditions.

Data sourced from FDA regulatory filings and ClinicalTrials.gov. Updated periodically.

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