Skin problem from a wart i peeled off

Patient: I have a problem on my leg. It is from a wart ( I don’t know what kind of wart it was) I scratched/peeled the wart off and some skin surrounding it. When it healed, its like a thick dark dead skin. I tried to peeled it off too but it just comesback. I dont know what to do. Please help.

Symptoms: Thick dark skin

Images:
Skin problem from a wart i ...-1 Skin problem from a wart i ...-1

Doctor: