Childhood lymphomas in Yemen. Clinicopathological study

Objectives: To find out the frequency of childhood lymphomas in all ages, and to describe patterns of lymphomas in relation to gender and site in Yemen. Methods: This is a descriptive record-based study of 1167 cases of lymphomas diagnosed by 3 pathologists in the Department of Pathology, Sana’a University, Sana’a, Yemen from 1st January 2004 to 30th December 2007. The diagnoses were made on hematoxylin and eosin stained, and categorized non-Hodgkin’s lymphoma (NHL) according to the National Cancer Institute Working Formulation classification, and Hodgkin’s disease (HD) according to Rye classification. Results: Out of 1167 lymphomas, 801 (68.6%) were NHL, and 366 (31.4%) were HD, amongst these 347 (29.7%) were patients aged Conclusion: Childhood lymphomas in this study is of high grade NHL, and of less favorable prognostic type in HD. This indicates that childhood lymphomas in Yemen have similar patterns as that found in other international studies