Seborrheic keratosis are non-cancerous growths. They are usually brown but can differ from mild brown to black. They vary in dimensions from a number of millimeters to bigger than ten millimeters in diameter. Their key characteristic is the waxy, “pasted-on” or “stuck-on” visual appeal. Disclaimer: The information supplied in Healthcare https://www.sgvascularctr.com/understanding-benign-tumor-treatment-options/