小付出，大回报。

J Dermatol Surg. 1976 Jun;2(3):243-5. doi: 10.1111/j.1524-4725.1976.tb00191.x.

We all would like to reduce the pain of injecting a local anesthetic, to simplify the treatment of xanthelasma palpebrarum and chondrodermatitis nodularis; and to improve methods of shave excision of nevi and cosmetic extirpation of large seborrheic keratoses. Here are some tips that might help.

我们都希望减轻注射局部麻醉剂时的疼痛，简化睑黄瘤和结节性软骨皮炎的治疗方法；并改进痣的剃除术和大的脂溢性角化病的美容切除术。以下是一些可能有用的小贴士。