Abstract: Acute respiratory distress syndrome is a rare but life-threatening complication of diabetes ketoacidosis. This article reports a case of diabetic ketoacidosis complicated with acute respiratory distress syndrome， who was admitted to the Department of Pediatrics of the First Affiliated Hospital of Xiamen University in July 7，2022. The patient presented with diabetic ketoacidosis complicated with severe dehydration at onset， which rapidly progressed to dyspnea and hypoxemia within a few hours. The chest radiograph showed bilateral diffuse infiltrates. ARDS was confirmed and she was intubated for invasive mechanical ventilation. She also underwent continuous renal replacement therapy（CRRT）. After three days， the patient’s condition was improved and was weaned from ventilator. The article summarizes the clinical diagnosis and treatment process of this case and reviews literature， aiming to improve the understanding of this rare complication among the clinicians.

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摘要： 急性呼吸窘迫综合征是糖尿病酮症酸中毒罕见但危及生命的并发症。该文报告2022年7月7日厦门大学附属第一医院儿科收治的1例糖尿病酮症酸中毒合并急性呼吸窘迫综合征患儿。该例以糖尿病酮症酸中毒合并重度脱水起病，数小时内快速进展至呼吸困难、低氧血症，胸片提示双肺弥漫渗出，符合急性呼吸窘迫综合征，经气管插管呼吸机辅助通气并床旁持续血液净化等治疗，3d 后患儿病情好转、撤机。文章通过总结该病例的临床诊疗经过及复习文献，以期提高临床医师对该罕见病的认识。

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