RT Book, Section A1 Tannous, Zeina A1 Avram, Mathew M. A1 Tsao, Sandy A1 Avram, Marc R. SR Print(0) ID 1175823258 T1 Seborrheic Keratosis T2 Color Atlas of Cosmetic Dermatology, 2e YR 2011 FD 2011 PB The McGraw-Hill Companies, Inc. PP New York, NY SN 9780071635035 LK dermatology.mhmedical.com/content.aspx?aid=1175823258 RD 2024/04/19 AB Seborrheic keratosis (SK) are the most common benign cutaneous tumors, and in adults SK are warty, keratotic skin growth that first present after the fourth decade. The measure from a few millimeters to centimeters The color ranges from pink to tan to dark brown. Lesions can be solitary or multiple (Fig. 47.1). Over time, patients develop anywhere from a few to hundreds of SKs. Many patients request removal of SKs, particularly when multiple or large, because of their unsightly appearance.