Tammy:
I honestly have no idea. Did you traumatize your finger or catch it in something? If your finger is hot or swollen or you have a fever, you should see a doctor at once. If the condition is steady, wait a couple of weeks, as you may be describing a bruise.
Best.
Dr. R
has infection in it and is purple looking.This has accured in her thumb for the last six years every year.She is seven years old.Do you have any answers?