寻常性痤疮常见于青年人,本文作者采用液氮喷射治疗获得一定疗效,现介绍如下:(一)操作方法:采用简易液氮冷冻器,距离皮疹3—5厘米处不断转动喷头使液氮喷出时不只集中于一处,而能均匀喷射在所需治疗的皮疹上,治疗时间1—2分钟,每周喷射治疗一次,三次为一疗程。(二)治疗效果:本组冷冻喷射治疗寻常 Acne vulgaris commonly found in young people, the authors of liquid nitrogen spray therapy to achieve a certain effect, are described below: (A) method of operation: a simple liquid nitrogen freezer, 3-5 cm from the rash constantly rotating nozzle to liquid nitrogen spray At the time not only concentrated in one place, but can be evenly sprayed on the rash to be treated, the treatment time of 1-2 minutes, spray treatment once a week, three times for a course of treatment. (B) Therapeutic effect: This group of frozen spray treatment is common