概述
光动力疗法 (PDT)是一种两阶段疗法,其将光能与药物(光敏剂)结合起来,在光激活后可摧毁癌细胞和癌前细胞。光敏剂由特定波长的光能激活,光能通常来自激光。光敏剂在被光激活前是无毒的。但被光激活后,光敏剂会对靶组织产生毒性。
目前有几种光敏剂药物可用于治疗各种疾病,包括痤疮、银屑病、老年性黄斑变性,以及皮肤癌、肺癌、脑癌、膀胱癌、胰腺癌、胆管癌、食管癌和头颈癌等癌症。
PDT 除了用于治疗这些疾病外,还可用于治疗细菌、真菌和病毒感染。研究表明,这种基于光的疗法可以触发人体的免疫反应,为您的身体提供摧毁癌细胞和癌前细胞的另一种手段。
目的
光动力疗法可用于治疗各种疾病,包括:
- 胰腺癌
- 胆管癌
- 食管癌
- 某些皮肤病,包括癌前皮肤变化(光化性角化病)和非黑色素瘤皮肤癌
- 肺癌
March 05, 2022
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