Hard to say: If it wasn't there before, it could be from sun damage. I'd get that looked at to make sure. It may need to be removed.
Answered 7/4/2015
4.9k views
2 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question