Relative increased incidence of childhood Hodgkin's disease in Peru.

nosed at the Instituto Nacional de Enfermedades Neoplá.sicasof Peru between 1952 and 1964. Sixty-one of these (40.7%) were under 15 years of age. The proportion of cases in the 1st decade of life (30%) is much higher than that found in other reported series. The male/female ratio parallels that in all other reported series, both for patients under 15 years and for the older group. Although the greater number of children under 10 years in Peru as compared to the United States may be an important factor in the increased incidence of Hodgkin's disease in children, it is not