Seborrheic keratosis are non-cancerous growths. They are often brown but can vary from mild brown to black. They differ in sizing from the couple millimeters to larger than 10 millimeters in diameter. Their primary feature is the waxy, “pasted-on” or “trapped-on” visual appearance. The knowledge on this Web-site is offered https://www.sgvascularctr.com/understanding-benign-tumor-treatment-options/