P741: Recurrent 2q11.2 deletions and duplications: A look at segregation, clinical presentation, and additional genetic testing - Elizabeth A. Fanning; Sara Reichert; Brooke Weckselblatt; Matthew Dulik; Minjie Luo; Yavuz Bayram; Holly Dubbs; Elaine Zackai; Nancy Spinner; Laura Conlin (Genetics in Medicine Open)