Squamous Cell Carcinoma in a Calyceal Diverticulum Detected by Percutaneous Nephroscopic Biopsy

Figure 1

(a) Plain computed tomography image, showing a stone in the right upper urinary tract, but with no indication of the soft protein matrix in the right renal pelvis and calyceal diverticulum, which is radiolucent. (b) Dynamic computed tomography image, showing a complicated cyst, classified as a Bosniak type IIF cyst, arising from the right side of the kidney.

(a)

(b)