 There have been a few cases of small penis and cryptorchidism in males and uterine abnormalities in females.There have been several orthopedic concerns identified in individuals with 18p-.These include pes planus, clubfoot, scoliosis and/or kyphosis, pectus abnormalities, cubitus valgus, congenital hip dysplasia, spina bifida occulta, and genu valgum.