Probably nothing: Might be insect bite, might be trauma or little burn. Leave it alone it should gradually dry up and go away.
Answered 1/21/2017
4.9k views
A doctor has provided 1 answer
2 doctors weighed in across 2 answers
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question