利尿剂核素肾显像影响因素的分析

Factors affecting the effects of diuresis renography

利尿剂核素肾显像是临床评价小儿和成人上尿路梗阻的经典方法,但因各种因素的影响,显像结果常常会出现误判。在利尿剂核素肾显像实施过程中及对所获影像和肾图进行分析时,只有充分考虑各种可能的影响因素,进行综合分析后才能获得正确的结论。常见的主要影响因素有利尿剂及注射时机的选择、肾功能状态、水负荷不足、集合系统容积、集合系统顺应性和膀胱影响等。

Diuresis renography is one of the classic methods for diagnosing upper urinary tract obstruction in both children and adults. However, in clinical practice, the results of diuresis renography were often influenced by many factors including diuretics, timing of diuretics injection , the slatus of renal function and hydration , the volume and compliance of collecting system, bladder fullness and so on. It is important to consider all the factors affecting diuresis renography during performing and interpreting diuresis renography.