Cancer occurrence in Semnan Province, Iran: results of a population-based cancer registry.

Introduction: suitable information of different cancers in special geographic areas can help define medical programs for treatment and screening of high-risk groups.

Aims And Methods: The provincial health authority reported a high mortality rate from upper GI cancer in the center of Iran. A comprehensive search was undertaken to survey and register all cases of cancer during a 5-year (1998-2002) period among the indigenous population of Semnan Province.