读了贵刊1990年第6期刊登的“硫酸镁的新用途”中介绍的硫酸镁排出输尿管结石一文后, 我们按文中介绍的方法.在临床中观察了24例泌尿系结石的患者.其中男19例,女5例,年龄24～68岁.肾实质结石5例,肾盂结石4例,输尿管结石12例,膀胱结石3例,上述病例均经B超证实.按文中介绍的方法经过7～14天治疗,12例输尿管结石除1例排入膀胱外,其余11例均排出体外,最大的结石长2cm,直径0.5cm、3例肾盂结石中有1例复查B超 After reading the article “Magnesium Sulfate New Uses,” published in your journal, No. 6, 1990, we published a paper describing the procedure for the removal of ureteral stones, and 24 patients with urolithiasis were observed clinically 19 males and 5 females, aged 24 to 68. 5 cases of renal parenchymal stones, pelvis in 4 cases, ureteral stones in 12 cases, bladder stones in 3 cases, the above cases were confirmed by B- ~ 14 days treatment, 12 cases of ureteral calculi in addition to one case of discharge into the bladder, the remaining 11 cases were excreted, the largest stone length 2cm, diameter 0.5cm, 3 cases of renal pelvis in 1 case of review B