对107例EHF继发感染进行了分析,发现半数继发感染见于多尿期,其次见于少尿期。常见的继发感染是肺部炎症,其中敗血症对病情及预后的影响最大。5例敗血症患者有3例死亡,死亡原因主要是肾功能恶化。肺部感染亦可加重肾损,导致2次肾衰,甚至诱发肺水肿、DIC与难治性休克。本文还对EHF的原因进行了探讨。 107 cases of EHF secondary infection were analyzed and found that half of the secondary infection found in polyuria, followed by oliguria. Common secondary infections are pulmonary inflammation, of which sepsis has the greatest impact on the condition and prognosis. Three of 5 patients died of sepsis, the main cause of death was worsening of renal function. Pulmonary infection can also aggravate renal damage, leading to 2 renal failure, and even induced pulmonary edema, DIC and refractory shock. This article also discusses the causes of EHF.