We report a female patient with asymptomatic cor triatriatum sinister. associated with 4q34. 3 deletion. Her child. https://www.roneverhart.com/HP-15-fd0038ca-15-6-FHD-IPS-Laptop-Intel-Processor-N100-3-40-GHz-Intel-UHD-Graphics-8GB-DDR4-512GB-SSD-Windows-11-Hom/