growth

I was wondering if anyone knows what this is? I noticed it yesterday it looks scabby and it doesn't seem to bother my dog or cause any discomfort when i touch it or go near the area. I made him an appointment with the vet but im really worried and was hoping i could get some insight on here.

Hi first time on this forum and was looking for similar posts to mine. Basically my dog (staffie cross) had a small white sort of wart type thing on his back leg a few week ago and I just assumed it was a wart and would go away. However when I remembered a couple days ago avout it I went to...