Histologic criteria for the diagnosis of superficial spreading malignant melanoma: Formulated on the basis of proven metastatic lesions

Abstract

Histologic material was studied from 30 patients with metastasizing cutaneous superficial spreading malignant melanoma in an attempt to establish reproducible criteria for the accurate diagnosis of the disease. This paper details the criteria for the histologic diagnosis of primary superficial spreading malignant melanoma of the skin.