名词
中文翻译：肾结石症
同义词：
['kidney calculi', 'nephrolithiasis例句：1. He was diagnosed with kidney calculi and required surgery.（他被诊断出患有肾结石，需要手术。）']
例句：
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1. He was diagnosed with kidney calculi and required surgery.
他被诊断出患有肾结石，需要手术。
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2. Kidney stones are a common cause of pain in the lower back.
肾结石是下背部疼痛的常见原因。
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3. The patient's condition worsened after the surgery, requiring further treatment.
患者在手术后病情恶化，需要进一步治疗。