Tetraamelia Syndrome 1, also known as tetraamelia syndrome, autosomal recessive, is related to bladder exstrophy and epispadias complex and bladder exstrophy-epispadias-cloacal exstrophy complex. An important gene associated with Tetraamelia Syndrome 1 is WNT3 (Wnt Family Member 3). Affiliated tissues include lung and adrenal gland, and related phenotypes are tetraamelia and cleft palate