African Burkitt's lymphoma in the Cape province of South Africa and in Namibia.

The clinical features, incidence and pattern of jaw involvement, and seasonal occurrence in relation to 22 patients with Burkitt's lymphoma in the Cape province and Southwest Africa were analyzed. The mean age, male dominance, and pattern of organ involvement paralleled typical African Burkitt's lymphoma. Development of the patients' disease was more likely during the rainy season. The frequency and pattern of jaw involvement resembled typical African Burkitt's lymphoma. The frequency of jaw involvement was similar in white and nonwhite patients. Members of all racial groups had typical African Burkitt's lymphoma.