According to your client's description, it's good to make sure that you have full evaluations of that area through a skin and a specialist's scan, and then you might need to perform a biopsy and other diagnostic procedures on skin and substrate tissue, which may require resecting of skin lesions or other procedures, depending on the severity of the damage.
I've got scales on my face and my arm, and I'm worried that I'm going to be in pain, and I'm going to be in pain, and I'm going to be in pain, and I'm going to be in pain, and I'm going to be in pain, and I'm going to be in pain, and I'm going to be in pain, and I'm going to be in pain, and I'm going to be in pain, and I'm going to be in pain, and I'm going to be in pain, and I'm going to be in pain, and I'm going to be in pain, and I'm going to be in pain, and I'm going to be in pain.