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PICC术后皮疹对策的研究进展

来源:用户上传      作者:朱晓菊 赵玲 吴美慧

  [摘要]经外周静脉穿刺中心静脉置管(PICC)因其能p少血管损伤及患者反复穿刺所受痛苦,减轻患者经济负担,显著提高患者的生活质量而被广泛使用。但在实施过程中,置管点周围皮肤可出现各种并发症,如穿刺点渗血渗液、接触性皮炎等,以皮疹较为常见。轻度皮炎患者仅出现局部瘙痒症状,中重度患者会出现皮疹与水泡等情况,反应严重时甚至会诱发急性败血症,因此医务人员应给予穿刺部位皮肤更多关注。本研究就 PICC 术后皮疹及防控对策进行综述,以期为治疗 PICC 术后相关皮疹,改善患者生活质量提供参考。[关键词] PICC;皮疹;对策;研究进展
  [中图分类号] R47 [文献标识码] A [文章编号]2095-0616(2022)14-0027-05
  Advances in the study on countermeasures for post-PICC rash
  ZHU Xiaoju ZHAO Ling WU Meihui
  1. Department of Oncology, PLA Army Specialized Medical Center, Chongqing 400042, China;2. Department of Nursing, PLA Army Specialized Medical Center, Chongqing 400042, China
  [Abstract] Peripherally inserted central venous catheters (PICC) is widely used due to its advantages of alleviating vascular injury and pain from repeated punctures, reducing the economic burden of patients, and significantly improving the quality of life of patients. However, during implementation, various complications may occur in the skin around the catheterization site, such as bleeding and oozing from the puncture site, contact dermatitis, etc., with rash being relatively more common. Patients with mild dermatitis may only experience local itching, while patients with moderate to severe dermatitis may suffer from rashes and blisters, which can even lead to acute sepsis in severe reactions, that's why medical staff pay more attention to the skin at the puncture site. This study reviews the post-PICC rash and prevention and control countermeasures with the aim to provide references for the treatment of post-PICC rash and improve patients'quality of life.
  [Key words] PICC; Rash; Countermeasures; Study advances
  按照皮肤病学记载,皮疹是指皮肤与黏膜上可以看到或触知的病变,是皮肤病的一种基本改变,可分为原发疹和继发疹。临床特点是在接触部位发生边缘清楚的损害[1]。本病诊断可根据接触史和特征性的皮肤损害,其种类和发病原因较多,需要根据不同情况进行诊断。皮损性质、疹形、范围和严重程度等取决于接触物的理化性质、浓度、接触方式和接触时间长短,损害常局限于接触部位。因有痒或灼痛感引起烦躁不安。皮疹大多1~2周消失,如刺激物继续存在,则皮疹持续不退。
  本文讲述的皮疹属于一种皮肤的炎症或者过敏,是一种局部的变化。临床观察中,在外周静脉穿刺中心静脉置管(peripherally inserted central venous catheters,PICC)术后多见,也可见于其他状况[2]。目前临床上对于 PICC 术后的皮疹的报道较少,由于会给患者带来不适,治疗和对策应当予以重视。
  1皮疹的影响因素
  1.1环境因素
  南方空气湿度大、夏季出汗多,季节的变化会影响皮肤上细菌的定植数量。同时,敷料渗透性差,汗液长时间积聚在薄膜下,不易挥发[3],湿润的环境也会导致皮疹的发生率增加,患者常出现 PICC 敷料周围皮肤发红、瘙痒。冬季天气干燥寒冷,毛孔缩小,皮肤容易干燥,皮屑增加,从而增强皮肤瘙痒感。秋冬季节穿衣厚且多,患者的皮肤与衣服反复摩擦,使皮肤周围污垢增多。敷料卷边,消毒液使用时力度增加、次数增多,同时伴随消毒液的刺激等情况,都会增加皮疹的发生率[4]。
  1.2免疫反应
  部分人群体质敏感,其免疫系统异于常人,免疫反应的灵敏度往往超出正常程度或范围。人体自身的防御机制对进入体内的异物产生免疫应答,外来异物进入血管会使机体免疫系统中的肥大细胞、T 淋巴细胞和补体可产生皮肤反应和形成局部水肿[5]。皮肤过敏是皮肤损伤的一种表现,如果处理不及时,则会引起皮肤破裂、渗液,增加患者的痛苦和经济负担,还会影响导管留置时间[6-7]。

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