CT Findings of the Perinephric Space with Acute Ureterolithiasis / 实用放射学杂志

ABSTRACT

Objective To explore the nonenhanced CT images,mechanism and clinical application of perinephric edema associated with acute ureterolithiasis.Methods Nonenhanced CT images in 73 patients with acute ureterolithiasis were retrospectively reviewed.Results Of 73 patients with acute ureterolithiasis,eight had no perinephric edema at CT,41 had limited edema and 24 had extensive edema.Conclusion Perinephric edema is a important CT finding of ureteral obstruction in patients with acute ureterolithiasis.