PT - JOURNAL ARTICLE AU - McMahon, James T. AU - Bergfeld, Wilma F. TI - Metallic cutaneous contaminant mimicking malignant melanoma DP - 1983 Jun 20 TA - Cleveland Clinic Journal of Medicine PG - 177--181 VI - 50 IP - 2 4099 - http://www.ccjm.org/content/50/2/177.short 4100 - http://www.ccjm.org/content/50/2/177.full SO - Cleve Clin J Med1983 Jun 20; 50 AB - A linear blue streak of the finger appearing as malignant melanoma is diagnosed with the analytical electron microscope as a cutaneous heavy metal contaminant having localized toxic effects ameliorated by the copresence of selenium.