Method: Preoperative diagnosis was made by CT or MRI scan.

方法: 本组均经计算机体层摄影(CT)或磁共振成像(MRI) 扫描确诊.

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Given that an accessory spleen does not usually require treatment, accurate preoperative diagnosis will obviate surgery.

副脾通常不需要治疗,因此, 准确的术前诊断以避免外科手术.

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Preoperative diagnosis should be considered when patients complain of inguinal mass reduction after micturition.

当病患抱怨解尿后腹股沟肿块消退,就必须在术前考虑此诊断.

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Therefore, research on preoperative diagnosis techniques of BDC must has important clinical value.

因此, 胆管癌术前定性诊断技术的研究具有很高的临床价值.

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Coincidence rate between pathology and preoperative diagnosis rate of missed diagnosis and misdiagnosis is 17.4 %.

术前诊断符合与病理诊断平均符合率为82.6%,平均漏误诊率为17.4%.

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