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Ano-rectal atresia

Ano-rectal atresia Definition

Ano-rectal atresia is a birth defect characterized by a malformed rectum due to an unknown cause. This condition is commonly present along with other types of birth defects such as heart and spinal problems, renal and limb anomalies, tracheoesophageal fistula and esophageal atresia. Ano-rectal atresia is sometimes a complication of sacrococcygeal teratoma. There are several forms of Ano-rectal atresia. Sometimes the colon remains close to the skin (low lesion), which can be caused by narrowing of the anus or missing anus with the rectum ending in a pouch. Other types are characterized with a high lesion, wherein the colon is located high in the pelvis, while the fistula connects the rectum with the vagina, urethra or bladder. Some patients suffer from a joined vagina and colon into a single channel, a disorder called persistent cloaca. To confirm the type of Ano-rectal atresia, sonography is recommended. Ano-rectal atresia occurs in 1 in 5,000 newborns. It affects both boys and girls. However, Ano-rectal atresia will be present as the low version 90% in females and 50% in males.

Ano-rectal atresia Diagnosis

An infant born with Ano-rectal atresia is usually detected quickly. However, the type of Ano-rectal atresia will be determined and evaluated if the condition is associated with other malformations. This is important to treat the condition and associated defects early, which could avoid further symptoms.

Ano-rectal atresia Treatment

Ano-rectal atresia usually require surgery for the feces to have an open passage. Depending on the severity of the disease, Ano-rectal atresia is treated with colostomy or a perineal anoplasty.

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