system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 65-year-old man presents to the dermatology clinic to have a basal cell carcinoma excised from his upper back. The lesion measures 2.3 x 3.2 cm. He has a medical history significant for hypertension and diabetes mellitus type II, for which he takes lisinopril and metformin, respectively. He has had a basal cell carcinoma before which was excised in the clinic without complications. Which of the following modes of anesthesia should be used for this procedure?
assistant
Local anesthesia