ArcaDerm Skin:- I recently had a pesky one aloof from the tip of my nose. They could be skin colored to light brown and grow outward from the middle. My doctor had three attempts to freeze them with liquid nitrogen over several years, but it kept growing back. Eventually a skin specialist removed it with an awful application of cryotherapy, which did process. But has left a flat depressed 10 mm white spot along at the end of my nasal.