输尿管内小结石的CT诊断探讨

Study Result of CT Diagnosis for Ureteric Calculus

目的 :讨论输尿内小结石 CT诊断的可靠性及诊断价值。方法 :5 2例输尿管内小结石均为 CT平扫 ,且 5 2例均经尿道排石证实。结果 :1CT平扫上表现为高密度 ,CT值大于等于 77Hu,CT确诊率 94 .2 % ;2 CT对结石引起的继发性改变 ,如输尿管、肾盂积水、输尿管壁水肿显示较好 ;3CT对输尿管内小结石引起的急腹症患者有诊断及鉴别诊断意义。结论 :CT是目前确诊输尿管内小结石最有效的方法 ,可作为首选 ,对治疗有重要指导意义 ,其诊断及时 。

Objective To study the value and the accuracy of CT's diagnosis for ureteric calculus. Methods CT Scaned for 55 patients, everyone was diagnosed ureteric calculus. Results ①It's performance is High definition(>77 Hu) that CT diagnose ureteric calculus. Rate of diagnosis is 94.2%. ②It's good that CT shows secondary hydroureter, hydronephrosis, ureterctasis et al. ③ As a differential diagnosis of acute abdomen syndrome, it's meaningful that CT diagnoses ureteric calculus. Conclusion At present, it's Validity of and The head chooses that CT diagnoses ureteric calculus. It's important to cure and diagnoses ureteric calculus in time.