paranephritis

例句：

1. 1. The patient was diagnosed with pyelonephritis and required immediate treatment.
   患者被诊断出患有肾盂肾炎，需要立即治疗。
2. 2.Paranephritis is a serious condition that requires close monitoring and treatment.
   肾盂肾炎是一种严重的疾病，需要密切监测和治疗。
3. 3.Symptoms of paranephritis include fever, chills, and pain in the lower back.
   肾盂肾炎的症状包括发热、寒战和下背部疼痛。