[Lung neoplasms revealing a rare cutaneous tumor: eccrine porocarcinoma]. / Métastases pulmonaires révélatrices d'une tumeur cutanée rare: le porocarcinome eccrine.

INTRODUCTION: Eccrine sweat gland carcinoma, which belongs to the eccrine sweat gland carcinoma family, is a rare malignancy of the skin with a potential aggressive growth and metastatic spread. EXEGESIS: We report here a case of malignant eccrine poroma arising on the upper leg, with widespread pulmonary metastases. CONCLUSION: A brief synopsis of the pathological and clinical aspects of eccrine sweat gland carcinoma is presented with the currently available therapies.