(Anal atresia)

Under an anal atresia refers to a missing anus.

Under an anal atresia refers to a missing anus.

(See also Congenital abnormalities of the gastrointestinal tract at a glance.) Under an anal atresia refers to a missing anus. When anal atresia the tissue that surrounds the anus, may be several centimeters thick or extremely thin. Male infants often have a fistula from the blind-ending rectum to the urethra or in female infants up to the vagina or, rarely, to the bladder. This syndrome occurs in about one in 5,000 live births. This disorder is often associated with other congenital anomalies such as VACTERL (spinal abnormalities, anal atresia, cardiac malformations, fistulas trache√∂sophageale, oesophageal atresia, renal abnormalities, radial aplasia and limb abnormalities). Before the operation, newborns should be examined with anal atresia on other congenital abnormalities. The anal atresia is striking in normal physical examination of the newborn because the anus is missing. Should have been missed diagnosis of anal atresia and the infant to be fed, all signs of distal intestinal obstruction develop. The urine should be filtered and examined for meconium. This would indicate a fistula to the urinary tract. X-ray plain films and Fistelf√ľllung in a patient in a lateral position to show the level of the lesion. Cutaneous fistula generally has a deep atresia out and a final restoration through a perineal approach is usually possible. If no perineal fistula is present, the lesion is usually higher. Newborns with a cutaneous fistula and low lesion obtain a primary correction. In newborns with a high lesion a temporary colostomy should be performed; the final operation is postponed until the child is older and larger structures to be treated.


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