Methods Fifteen cases of disc-related low back pain confirmed with CT discography were treated by IDET and all cases were follow up for 24 months.

• 方法经CT椎间盘造影证实的阳性椎间盘患者15例,符合IDET的适应证,行IDET治疗,经过24个月随访,行统一的疗效判断。