Dr Kiesewetter: Imperforate anus is a lesion of real relevance to many in the surgical community, particularly that growing group of specialists, the pediatric surgeons. At the Children's Hospital of Pittsburgh, a recent review showed that 284 patients have been treated for this anomaly over the 25-year period, 1945 to 1969, with appropriate follow-up data available. This represents 1.2% of all of the admissions to the general surgical service. Because of the pertinency of this subject, two distinguished surgeons from the United States and one who has practiced for almost three decades in London's famed Hospital for Sick Children have contributed answers to a group of ten questions submitted to them on this subject. Differences of opinion were not able to be discussed because of geographical separation, and so I have taken the liberty of some editorial comment, which appears after the panel has answered the questions.
Question 1: An