Keywords you might consider using:
caries, UV radiation, skin complexion, head and neck examination, lesions, pigmented lesion, lesion morphology, skin cancer, basal cell carcinoma, epulis, recall appointment, patient referral
biopsy, cell staining, wound healing by second intention, epithelial cell cycle, well-differentiated cancer, squamous cell carcinoma, perineural invasion, oral care of patients with cancer