Bergman sign

Berg·man sign

(berg'măn), a radiographic finding in which 1) the ureter is dilated distal to a ureteral obstruction and 2) a catheter, passed retrograde, coils in the dilated ureter. Synonym(s): catheter coiling sign

Berg·man sign

(bĕrg'măn sīn) A radiographic finding suggesting a neoplasm in which 1) the ureter is dilated distal to a ureteral obstruction and 2) a catheter, passed retrograde, coils in the dilated ureter.
Synonym(s): catheter coiling sign.