随着B超在基层医院的普及，我们在临床上发现B超对输尿管结石的漏诊现象明显增多。我院采用中药排石汤以增强超声显像，并统计22例临床怀疑有输尿管结石的患者进行服药前后B超对比，现报道如下。1临床资料22例疑诊为输尿管结石的患者中，男9例，女13例，年龄21～47岁，平均32岁 With the popularization of B-ultrasound in primary hospitals, we found that B-ultrasound significantly increased the missed diagnosis of ureteral calculi. Our hospital with traditional Chinese medicine Paishi Decoction to enhance the ultrasound imaging, and statistics of 22 cases of clinical suspicion of patients with ureteral stones B before and after taking the contrast, are reported below. 1 Clinical data 22 cases of suspected ureteral calculi in patients, 9 males and 13 females, aged 21 to 47 years, mean 32 years