生蛇通常会自行消退,大多数人都能完全康复。然而,随着年龄的增长,并发症的风险也会随之增高。1
最常见的并发症是一种慢性神经疼痛,称为带状疱疹后神经痛,1-3大约 5 分之 1 的患者会有这种疼痛。3患者在出现生蛇皮疹的部位,会经历数月或数年的持续性神经疼痛 - 即使皮疹已经消退,带状疱疹后神经痛的情况仍会持续发生。2,3
生蛇出现在脸部时,多达25%的病例会蔓延至眼睛。4这种情况被称为眼部带状疱疹(HZO),会导致眼睛发红和肿胀。在罕见的情况下,若不及时治疗,甚至可能导致失明。4
其他并发症包括:皮肤疤痕、中风、继发感染、听力丧失、在极少数情况下,它可能导致肺炎、脑炎和中风。 2,3
参考资料:
1. Centers for Disease Control and Prevention. Shingles facts and stats. Available at: https://www.cdc.gov/shingles/data-research/index.html. Accessed 17 September 2025.
2. World Health Organization. Shingles (herpes zoster): Fact sheets. Available at: https://www.who.int/news-room/fact-sheets/detail/shingles-(herpes-zoster). Accessed 17 September 2025.
3. Centers for Disease Control and Prevention. Shingles symptoms and complications. Available at: https://www.cdc.gov/shingles/signs-symptoms/index.html. Accessed 17 September 2025.
4. Shaikh, S. & Ta, C. N. (2002). Evaluation and management of herpes zoster ophthalmicus. American Family Physician, 66, 1723–1730.
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