Annular pancreas, though rare, is being reported with increasing frequency. Of somewhat more than 100 cases now reported, approximately one-third have been in infants and very young children. Kiesewetter and Koop3 collected 25 cases in infants through 1952, including 6 of their own. Gross2 added nine in 1953 and Rickham6 five in 1954. These series represent the experience at large children's hospitals, and it seems reasonable to assume that isolated cases, such as that of Small and Berman,7 have been frequent and that the true incidence is greater than is reflected in the literature.
Report of a Case
A 3½-week-old white girl was admitted to the Pediatric Service July 6, 1954, as a feeding problem. At birth, after a spontaneous full-term delivery, she showed clinical signs of mongolism, had respiratory difficulty, and was kept in an incubator until discharged 10 days later. At home she took