Prognostic importance of a second invasive primary melanoma according to tumour stage

Abstract

Dear Editor, A considerable proportion of the white population in many countries are diagnosed with multiple melanomas over time.1 However, most analyses of melanoma survival, including that of the American Joint Committee on Cancer, consider only one tumour for every patient and disregard the potential effect of multiple melanomas on outcomes, and this is reflected in the lack of specific management guidelines beyond those dictated for each tumour.2-4