Kidney cancer staging

Robson Staging of Kidney cancer

 * Stage I: Tumor confined within capsule of kidney
 * Stage II: Tumor invading perinephric fat but confined within the Gerota fascia
 * Stage III:
 * A: Tumor invading the renal vein/IVC
 * B: Tumor in regional lymph nodes
 * C: Tumor with both renal vein and region lymph node involvement.
 * Stage IV: Tumor invading adjacent viscera, excluding ipsilateral adrenal, or distant metastases