Lydia A Meyers RN,MSN,CWCN
由于与具有侵蚀性肿瘤一起使用的高剂量辐射,可以定义放射性坏死作为细胞死亡。由血流损失引起的死细胞可以与放射治疗一致的任何地方。这种损伤会导致伤口不会愈合,疼痛和皮肤可以容易地损坏。辐射坏死可分为以下分类:急性,亚急性和延迟并发症。急性损坏是直接在线损坏以及周边地区的损坏。细胞在足够的DNA结构中受到损伤以预防有丝分裂。这种伤害不会持续,可以通过控制症状来治疗。亚急性损伤与肺癌和模拟支气管炎的治疗有关。可以发生的另一个伤害与脊髓的临时性改性有关,并导致Lhermitte的综合症。随着Lhermitte的综合症,患者在拉伸脊柱时患者在腿上遭受电动冲击。 Delayed injuries can happen from all types of treatments and from six months to many years after the initial treatment. This could also include acute injuries that were never resolved and became chronic injuries.