Soft Tissue Rim Sign

A CT finding consisting of oedema of the ureter which develops in response to an impacted ureteral stone, which serves to differentiate it from a phlebolith
References in periodicals archive ?
33 Percent) while soft tissue rim sign was present in 14 (46.
The soft tissue rim sign is useful in differentiating the ureteric calculi from extra-urinary tract calcifications22.
Another aspect which is mentioned in the previous studies is that soft tissue rim sign requires 4-24 hours to manifest16,24.