“…However, we did not focus on SCC of the NC&ES in that study. As we previously reported, RADPLAT is considered to be effective for the treatment of patients with locally advanced SCC of the nasal vestibule, with excellent cosmetic results reported [5]. As for NC&ES, tumors are expected to be mainly supplied by the external carotid system, but also partially supplied by the internal carotid system, such as the anterior and posterior ethmoid arteries, particularly when the tumors arise from ethmoid sinus.…”