We are still waiting for the biopsy results; we expect them some time this week, but with the holiday it will probably be later rather than sooner.
She is now guarding the area so I know it is bothering her which worries me because before she paid no attention to it. And, of course, she is upset because she knows something is going on in the house but we can't introduce her to her little sister until we get the test results back and are sure it is nothing contagious.
Here is a pic of what we are dealing with. The sore is dime size.