After a routine ultrasound at 24 weeks, Brailey and Louis Valenzuela learned some unexpected news about their baby, Arley — she had an olive-sized tumor on her heart known as pericardial teratoma. “We ...

Purpose: The incidence of 22q11.2 deletion syndrome is approximately 1 in 5,000 births, and accounts for 5–30% of all heart defects, making it one of the more common genetic conditions in the ...