L80-L99: Other disorders of the skin and subcutaneous tissue

L82: Seborrhoeic keratosis

The changed areas of the skin can either be higher than the surrounding skin or look like small nodules or threads. The surface can feel hard. They can be skin-colored to gray-black and be several centimeters in size. They may also be itchy.

The exact cause of these changed areas of the skin is not yet known for sure. However, they mainly appear in the 2nd half of life and are benign.