Items tagged “renal cyst”

Pseudoenhancement is an artifact encountered with contrast-enhanced CT, whereby the calculated density of a lesion is inaccurately increased. This phenomenon is most often problematic during evaluation of renal cysts by CT. On CT, it can be challenging to distinguish cystic versus solid renal l...

Calyceal diverticula, also known as pyelocalyceal diverticula, are outpouchings of the renal calyx or pelvis into the renal cortex. These diverticula are lined with transitional cell epithelium. Epidemiology Relatively uncommon, historically seen in 0.21% to 0.60% of intravenous urograms (IVU)...

Benign hyperattenuating renal cysts are also known as hyperdense renal cysts. Epidemiology They are frequently found in patients with either acquired cystic renal disease or autosomal dominant polycystic renal disease 1. Radiographic features homogeneously hyperattenuating (even when a narro...