ISSN 1006-298X      CN 32-1425/R

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肾脏病与透析肾移植杂志 ›› 2021, Vol. 30 ›› Issue (4): 301-307.DOI: 10.3969/j.issn.1006298X.2021.04.001

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肾脏疾病患者继发免疫缺陷与侵袭性肺曲霉病

  

  • 出版日期:2021-08-28 发布日期:2021-08-17

Invasive pulmonary aspergillosis in chronic kidney disease patients with secondary immunodeficiency

  • Online:2021-08-28 Published:2021-08-17

摘要: 目的:回顾性分析慢性肾脏病(CKD)患者发生侵袭性肺曲霉病(IPA)的临床特征及预后。
方法:本研究选取2009年1月至2020年1月国家肾脏疾病临床医学研究中心收治的CKD治疗期间诊断IPA的患者,分析其临床和影像学特征。
结果:共46例CKD患者诊断为IPA,其中确诊4例、临床诊断42例。前三位CKD病因为狼疮性肾炎(1739%)、糖尿病肾病和肾移植术后(各1522%)。41例曾接受2(1,3)种免疫抑制剂治疗,20例合并糖尿病,8例合并慢性阻塞性肺疾病(COPD),仅1例合并中性粒细胞缺乏症。最常见的胸部CT征象为小结节影和实变影,典型晕轮征等出现较晚。IPA起病30d死亡21例(4565%),随访1年死亡25例(5435%)。多因素COX模型发现,IPA起病前1个月内泼尼松中位剂量、IPA治疗期间血压下降需要血管活性药物是患者死亡的独立危险因素。
结论:CKD发生IPA的患者高危因素包括肾移植、糖皮质激素及免疫抑制剂应用、合并糖尿病及COPD。CKD患者曲霉感染时临床症状及影像学表现不典型,胸部CT以气道侵袭性征象为主,典型晕轮征出现较晚。感染前大剂量泼尼松使用者预后更差,需要及时诊断、抢先治疗。


关键词: 慢性肾脏病, 侵袭性肺曲霉病, 免疫抑制剂

Abstract: Objective:To evaluate the clinical characteristics and prognosis of chronic kidney disease (CKD) patients with invasive pulmonary aspergillosis (IPA) retrospectively.
Methodology:We retrospectively analyzed the clinical and imaging features of CKD patients with IPA who were admitted to the National Clinical Research Center of Kidney Diseases, Jinling Hospital from January 2009 to January 2020.
Results:Among the 46 CKD patients with IPA, 4 patients met the proven and 42 patients met the probable diagnostic criteria.The top three original kidney diseases were lupus nephritis (1739%), diabetic nephropathy (1522%) and renal transplantation  (1522%).Fortyone patients had received an average of 2 (1,3) types of immunosuppressive therapy. There were 20 patients had diabetes mellitus, 8 patients had chronic obstructive pulmonary disease (COPD), and only 1 patient complicated with neutropenia. The most common chest CT signs are nodules and consolidations, and the typical CT signs such as halo sign appeared later. Twentyone patients (4565%) died within 30 days of followup, and 25 patients (5435%) died after 1 year of followup.Multivariate COX regression found that the median dose of prednisone within 1 month before IPA and the need for vasoactive drugs were independent risk factors for death.
Conclusion:Risk factors for IPA in CKD patients include kidney transplantation, immunosuppressant use, diabetes, and COPD. The clinical and imaging features of IPA in CKD patients were atypical. Chest CT mainly showed airway invasive signs, and the typical halo sign appeared later. CKD patients receiving high dose prednisone before IPA have a worse prognosis, need prompt diagnosis and preemptive treatment.


Key words: chronic kidney disease, invasive pulmonary aspergillosis, immunosuppressant