Answer for CoW 16 October 2016
URINOMA
Findings
Fluid Collection in left retroperitoneum surrounding left kidney . Plain coronal view shows a small calculi in left midureter. Delayed images shows rupture of inferior pole calyx and extravasation of contrast .
Discussion
Urinoma is uriniferous perirenal pseudocyst secondary to tear in collecting system with continuing renal function. Causes can be non-obstructive like trauma,infection or obstructive like calculus causing ureteral obstruction ,bladder outlet obstruction due to PUV. PLAIN RADIOGRAPHY: -soft tissue mass obliterating retroperitoneal structures. -superior & lateral displacement of kidney. CT: -Extravasation of contrast material. -smooth thin walled cavity. -Frequently associated with urine ascites.
Findings
Fluid Collection in left retroperitoneum surrounding left kidney . Plain coronal view shows a small calculi in left midureter. Delayed images shows rupture of inferior pole calyx and extravasation of contrast .
Discussion
Urinoma is uriniferous perirenal pseudocyst secondary to tear in collecting system with continuing renal function. Causes can be non-obstructive like trauma,infection or obstructive like calculus causing ureteral obstruction ,bladder outlet obstruction due to PUV. PLAIN RADIOGRAPHY: -soft tissue mass obliterating retroperitoneal structures. -superior & lateral displacement of kidney. CT: -Extravasation of contrast material. -smooth thin walled cavity. -Frequently associated with urine ascites.
Note:
We do not discourage differential diagnosis. But all the differentials must satisfy the findings noted in the case.
If you feel you have answered rightly but cannot find your name in the above list, please call 09551942599.
Did you Know?
The order in which the names appear in this winner's list is based on the time of submission. The first person to send the correct answer gets his/her name on top of the list!
We do not discourage differential diagnosis. But all the differentials must satisfy the findings noted in the case.
If you feel you have answered rightly but cannot find your name in the above list, please call 09551942599.
Did you Know?
The order in which the names appear in this winner's list is based on the time of submission. The first person to send the correct answer gets his/her name on top of the list!