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武汉一男子饭后用牙签剔牙引发重症破伤风,专家提醒

  • 2026-10-08 19:16:10
武汉一男子饭后用牙签剔牙引发重症破伤风,专家提醒
一根牙签能有多大杀伤力?
武汉市民张先生的遭遇给出了令人后怕的答案——因自行用牙签剔牙扎破牙龈,他竟感染了重症破伤风,被紧急送往武汉大学中南医院急救中心。好在经医护团队精心施治,36天后,他顺利康复出院。这起非典型病例提醒大家:小而深的伤口,皆可能成为破伤风的“入口”。
牙龈出血全身痉挛 医生火眼识别狡猾破伤风
今年4月的一天中午,家住武昌的张先生和往常一样,饭后用竹签挑牙,不慎扎伤牙龈,导致出血。因为伤口很小,出血也很快停止,张先生没有在意,然而大约1周后,他渐出现张口困难等症状,于是赶紧到中南医院急诊中心就医,随后出现颈背部肌肉僵硬、全身痉挛。急救中心考虑他实为患上破伤风,当即收入院治疗。主任医师陈海华介绍,破伤风的诊断主要依靠外伤史加上典型临床表现,缺乏特异性实验室指标,待到破伤风毒素与人体神经轴突结合以后,才引发明显发病症状,此时致病的破伤风杆菌已难以检出,这也是破伤风早期特别是尚无典型症状时诊断比较困难的原因。
张先生住院后全身骨骼肌持续痉挛,无法吞咽,参与呼吸的肌肉也痉挛,无法正常进食与呼吸,医疗团队立即实施气管插管,后期行气管切开、呼吸机辅助呼吸,并留置鼻饲管保障营养供给。在悉心治疗下,历经36天,他最终脱险,康复出院。
“破伤风毒素一旦与神经轴突结合,暂无特效方法将其快速解离,处理方式以支持治疗为主。”陈海华介绍,目前主要以镇静镇痛来解除痉挛,机械通气呼吸支持,保证患者足够营养,并防治随后出现的各种并发症,待新生神经轴突再生,病程才能结束。这个过程大约需3~6周。需警惕的是,肺部感染等并发症是该病主要的致死原因。
破伤风并非铁锈划伤“专属” 警惕小而深的伤口
陈海华提醒,很多人误以为只有被生锈金属扎伤才会感染破伤风,事实上,任何突破皮肤、形成密闭缺氧环境的深、窄创口都可能成为破伤风杆菌滋生的温床。临床上可见牙签挑牙、不规范的肛肠手术、木刺扎伤等非典型伤口导致的破伤风病例。
因破伤风治疗周期较长且难以预估准确的康复时间,患者及家属容易产生疑虑甚至丧失信心,但实际上只要正规治疗,破伤风治愈率很高。据记者了解,中南医院针对破伤风的治疗手段成熟、经验丰富,近3年急救中心病房收治的20名重症破伤风患者中,仅1例因家属选择放弃治疗离世,整体救治成功率远高于业内平均30~50%的成功率。“大多数患者可以痊愈,且疾病本身不会留下后遗症,康复后可回归正常工作与生活。”陈海华说。
破伤风疫苗属于国家免疫规划疫苗,绝大部分人群儿时均接种过,但疫苗保护效力并非终身有效,常规保护周期约10年,随着时间推移,体内抗体水平会逐步下降。对于经常从事体力劳动、易发生外伤的高危人群,建议每隔10年进行一次疫苗加强接种,筑牢免疫防线。陈海华表示,若不慎受伤,特别是小而深的伤口,一定要去医院就诊,需做伤口清创,注射破伤风抗毒素或破伤风人免疫球蛋白等预防性措施。受伤约1周后若出现张口困难、吞咽障碍、颈部及肢体肌肉发紧、僵硬等异常表现,要考虑破伤风的可能,建议立即就医。
陈海华主任医师讲解破伤风案例
来源:经视直播

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  12. SELECT * FROM `article` WHERE `id` > 564809 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000554s ]
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  15. SELECT * FROM `article` WHERE `id` < 564809 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000742s ]
0.058192s