<unk>  has an estimated incidence of 1 in 5000 births. It affects boys and girls with similar frequency. However,<unk>  will present as the low version 90% of the time in females and 50% of the time in males.<unk>  is an occasional complication of sacrococcygeal teratoma.
Imperforate anus
Enterocele
Galactocele
Rectocele
Urachal diverticulum
Punctal plug
Spigelian hernia
Hereditary coproporphyria