Straddling of the mitral valve in the set of situs solitus in dextrocardia with atrio-ventricular connection discordance and double-outlet right-ventricle: a rare case report

Key Points

• This case report aims to present a unique instance of mitral valve straddling in a patient with complex congenital heart defects.
• Descriptive case report detailing the patient's cardiac anatomy and surgical findings.
• Assessment of anatomical relationships and functional implications.
• Confirmed presence of straddling mitral valve in conjunction with double-outlet right ventricle.
• Atrioventricular connection discordance was successfully identified and described.