What are the types of imperforate anus?
High type – no anal opening is present and the rectum ends above the muscles at the bottom of the pelvis (hip bones). These children may have a fistula. Intermediate type – the end of the rectum and anal canal extend through the muscle at the bottom of the pelvis. These children may have a fistula.
What is the most common type of imperforate anus in females?
Imperforate anus is seen in 1 in every 4000– 5000 newborns. The frequency of this defect is slightly higher in males, with the most common defect being an imperforate anus with a rectourethral fistula. In females, the most common defect is a rectovestibular fistula.
What is imperforate anus associated with?
Imperforate anus is a problem that your child is born with. It happens when your child has a blocked or missing anus. The condition often occurs along with other problems. These can include issues with the urinary system or heart. Most children with this condition need surgery to fix it.
Which one is the most common type of anorectal birth defect?
The majority of male patients with an anorectal malformation have some form of connection to the urinary system, or a recto-urethral fistula (approximately 70% of this patient population). The most common type of anorectal malformation in female patients is a recto-vestibular fistula.
What is Psarp surgery?
A PSARP is a type of pull-through procedure that is used to repair anorectal malformations in some children. This technique surgically creates the child’s anus within the sphincter muscle.
Is imperforate anus an emergency?
Complete absence of an anal opening requires emergency surgery for the newborn. Surgical repairs are done while the baby is deep asleep and pain-free (using general anesthesia).
What is the difference between high and low imperforate anus?
The “low type” may involve opening the thin membrane of skin or other tissue in surgery, repeated stretching of the opening, or surgical reconstruction. The “high type” is treated by creating a temporary colostomy (re-routing the bowel out the abdominal wall). The baby then has bowel movements into a bag.
How are anorectal malformations diagnosed?
Doctors diagnose anorectal malformations with a physical exam and imaging tests. They may also order tests to check for other health problems that are common in children with anorectal malformations.
Is anorectal malformation a rare disease?
Imperforate anus and other related abnormalities of the anus and rectum (anorectal malformations) occur in approximately one in 4,000 to 5,000 newborns in the United States.