创伤弧菌感染相关坏死性筋膜炎11例临床特征及其诊治

Clinical characteristics of 11 patients with Vibrio vulnificus infection- associated necrotizing fasciitis and treatment strategies

  • 摘要: 目的 探讨创伤弧菌感染相关坏死性筋膜炎(VVNF)的临床特征及救治策略。方法 回顾性分析2023年8月-2025年5月广东省中山中医院收治的11例VVNF患者资料。结果 患者以老年男性为主(81.82%),均有海产品刺伤或海水接触史,表现为伤肢红肿、疼痛、瘀斑和坏死,以上肢受累最常见。91.98%患者合并基础疾病,以高血压病、高尿酸血症、2型糖尿病和肝病最常见。白细胞计数、C-反应蛋白、降钙素原、白细胞介素-6和肌酸激酶显著升高,血红蛋白和血小板计数明显下降,患者均有凝血功能障碍。8例患者坏死性筋膜炎实验室风险指标(LRINEC)评分≥6分。所有患者接受抗菌药物治疗,其中8例为头孢哌酮钠舒巴坦钠联合左氧氟沙星方案,2例为左氧氟沙星方案,1例为亚胺培南西司他丁钠+左氧氟沙星+万古霉素方案。患者均接受外科清创手术,4例患者因肢体严重坏死行截肢手术。10例患者接受重症监护治疗,包括机械通气5例、肾脏替代治疗6例、血浆置换治疗2例。死亡4例,存活7例患者中,5例完全康复,2例遗留不同程度肢体功能障碍。结论 VVNF起病急、进展快、死亡率高,好发于有基础疾病的男性沿海居民,主要经皮肤接触感染,临床特征以伤肢红肿、疼痛、瘀斑、破溃、坏死和麻木为主要表现,早期诊断基于临床特征、实验室检查、LRINEC评分和影像学表现。治疗需要多学科协作,早期清创(黄金24 h)联合三代头孢菌素/喹诺酮类抗菌药物是救治关键,积极器官功能支持可改善预后。

     

    Abstract: OBJECTIVE To explore the clinical characteristics of Vibrio infection-associated necrotizing fasciitis (VVNF) and treatment strategies. METHODS The medical data were collected from 11 patients with VVNF who were treated in Guangdong Province Zhongshan Hospital of Traditional Chinese Medicine from Aug. 2023 to May 2025 and were retrospectively analyzed. RESULTS The elderly male patients (81.82%) were dominant among the enrolled patients, all of whom had the history of seafood-related puncture wounds or seawater exposure, with the clinical symptoms presenting swelling, pain, ecchymosis, and necrosis of the injured limbs, the upper extremities most commonly affected. 91.98% of the patients were complicated with underlying diseases, with hypertension, hyperuricemia, type 2 diabetes mellitus and liver diseases most common. The patients showed the remarkable rise of white blood cell counts, C-reactive protein, procalcitonin, interleukin-6 and creatine kinase and the significant decline of hemoglobin and blood platelet count. All of the patients had coagulation disorders. There were 8 patients with the Laboratory Risk Indicator for Necrotizing Fasciitis (LRINEC) score no less than 6 points. All of the patients received antimicrobial therapy, of whom 8 were treated with baseline therapy of cefoperazone sulbactam combined with levofloxacin, 2 were treated with levofloxacin therapies, and 1 was treated with imipenem and cilastatin sodium plus levofloxacin plus vancomycin. All of the patients received surgical debridement, of whom 4 needed to undergo amputation due to severe limb necrosis. There were 10 patients who received intensive case, including 5 cases of mechanical ventilation, 6 cases of renal replacement therapy and 2 cases of plasma exchange therapy. Totally 4 patients died, 7 survived, 5 of whom were completed cured, and 2 were left with varying degree of limb dysfunction. CONCLUSIONS VVNF is characterized with acute onset, rapid progression and high mortality rate, predominantly affecting the male coastal residents with underlying diseases, primarily via cutaneous exposure. The major clinical manifestations include the redness and swelling, pain, ecchymosis, ulceration, necrosis, and numbness of the injured limbs. The early diagnosis is based on the clinical characteristics, clinical laboratory tests, LRINEC score and imaging findings. The multidisciplinary collaboration is necessary for the treatment. The early debridement (within the golden 24-hour window) combined with third generation cephalosporins/quinolones is crucial to the treatment, and the active organ function support may improve the prognosis.

     

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