The following case is reported because of the unusual coincidence of the following factors: the development of a squamous cell epithelioma on the leg, its occurrence in a highly pigmented Negro and its association with senile keratosis, from which it probably arose.
REPORT OF CASE
L. H., a 73 year old dark-skinned Negress, entered the outpatient department of the Harlem Hospital because of a lesion on the leg which would not heal in spite of numerous local applications. The abnormality first appeared about two years previously as a pea-sized scaly lesion and gradually progressed in size. It was painless and bled readily on the slightest trauma.Examination showed on the anterior surface of the upper third of the right leg a round granulomatous lesion about the size of a 25 cent piece. It was elevated ½ inch (1.3 cm.) above the surface of the skin (fig. 1). On the anterior