<unk>  is a rare genetic condition caused by one of two major types of mutations: MID1 mutation on the short (p) arm of the X chromosome or a mutation of the 22q11.2 gene on the 22nd chromosome.
Opitz G/BBB syndrome
Lown–Ganong–Levine syndrome
Long QT syndrome
Buschke–Ollendorff syndrome
Carney's triad
Short QT syndrome
Pacak–Zhuang syndrome
Pascual-Castroviejo syndrome type 1