Performing Mohs micrographic surgeryMohs micrographic surgery requires an exquisite understanding of surface anatomy of the head and neck, which includes recognition both of the surface landmarks and essential subcutaneous structures. In skin surgery, an understanding of cutaneousCutaneous anatomy of the head and neck is important to predicting acceptable cosmetic outcomes as well as to providing appropriate anesthesia and reducing postoperative bleedingBleeding complicationsComplications. This chapter will describe the essential anatomic structures of the head and neck regions.