clear cell carcinoma
Primary Tumor(T) | |
TX | Primary tumor cannot be assessed |
T0 | No evidence of primary tumor |
T1 | Tumor 7 cm or less in greatest dimension. limited to the kidney |
T1a | Tumor 4 cm or less in greatest dimension. limited to the kidney |
T1b | Tumor more than 4 cmbur not more than 7 cm in greatest dimension, limited to the kidney |
T2 | Tumor more than 7 cm in greatest dimension, limited to the kidney |
T2a | Tumor more than 7 cm but less than or equal to 10 cm in greatest dimension, limited to the kidney |
T2b | Tumor more than 10 cm, limited to the kidney |
T3 | Tumor extends into major veins or perinephric tissues but not into the ipsilateral adrenal gland and not beyond Gerotas fascia |
T3a | Tumor grossly extends into the renal vein or its segmental (muscle containing) branches, or tumor invades perirenal and/or renal sinus fat but not beyond Gerotas fascia |
T3b | Tumor grossly extends into the vena cava below the diaphragm |
T3c | Tumor grossly extends into the vena cava below the diaphragm or invades the wall of the vena cava |
T4 | Tumor invades beyond Gerotas fascia(including contiguous extension into the ipsilateral adrenal gland) |
Regional Lymph Nodes(N) | |
NX | Regional lymph nodes cannot be assessed |
N0 | No Regional lymph node metastasis |
N1 | metastasis in regional lymph node(s) hypogastric, obturator, external iliac, or presacral lymph node |
Distant Metastasis (M) | |
M0 | No distant metastasis |
M1 | Distant metastasis |
ANATOMIC STAGE/PROGNOSTIC GROUPS
Stage I | T1 | N0 | M0 |
Stage II | T2 | N0 | M0 |
Stage III | T1 or T2 | N1 | M0 |
T3 | N0 or N1 | M0 | |
Stage IV | T4b | Any N | M0 |
Any T | Any N | M1 |
renal vein 또는 vena cava involve(stage IIIA) 하는 경우에도 resection합니다. 수술만이 근치적 치료방법입니다.
참고자료