Posts tagged with "Imaging"
Hydronephrosis in Ultrasound
November 28th, 20140202 This is an ultrasound image of the kidney with hydronephrosis and a grossly dilated pelvi-calyceal system. The normal hyperechoic area in the center is replaced by ballooning of the renal pelvis and widened calyces . The cortex is still preserved here.
Hydronephrosis in CT
November 28th, 20140602 This is a plain CT abdomen of the same patient. This series of images shows bilateral hydronephrosis and hydroureter (arrow). Further caudal images revealed extension of the obstruction down to the vesico-ureteric junction. There were no radio-opaque stones identified. This patient had carcinoma of the prostate leading to obstruction of...
Staghorn Stone in CT
November 28th, 20140224 The CT image on the left shows a staghorn stone in the left kidney. Staghorn stones are large calculus found in the calyceal system extending into the calyces, which gives them an appearance similar to that of the horns of a stag (deer). There is associated hydronephrosis and hydroureter. On the right side, the hydroureter is caused by...
Polycystic Kidney Disease
November 28th, 20140172 This is a plain CT abdomen of a patient who has polycystic kidney disease. Her kidneys are enlarged with innumerable cysts. Her abdomen is too distended rendering her unsuitable for peritoneal dialysis. She is therefore receiving haemodialysis. Occasionally, these patients require nephrectomy for symptomatic relief, infection or bleeding...