| CLIN |
PATH |
DEFINITIONS |
| |
|
IRIS |
| |
|
PRIMARY TUMOR (T) |
|
|
|
TX |
Primary tumor cannot be assessed |
|
|
|
T0 |
No evidence of primary tumor |
|
|
|
T1 |
Tumor limited to the iris |
|
|
|
T2 |
Tumor involves one quadrant or less, with invasion into the anterior chamber angle |
|
|
|
T3 |
Tumor involves more than one quadrant, with invasion into the anterior chamber angle |
|
|
|
T4 |
Tumor with extraocular extension |
| |
|
LYMPH
NODE (N) |
|
|
|
NX |
Regional lymph nodes cannot
be assessed |
|
|
|
N0 |
No regional lymph node
metastasis |
|
|
|
N1 |
Regional lymph node metastasis |
| |
|
DISTANT METASTASIS (M) |
|
|
|
MX |
Presence of distant metastasis cannot be assessed |
|
|
|
M0 |
No distant metastasis |
|
|
|
M1 |
Distast metastasis |
| |
|
CILIARY BODY |
| |
|
PRIMARY TUMOR (T) |
|
|
|
TX |
Primary tumor cannot be assessed |
|
|
|
T0 |
No evidence of primary tumor |
|
|
|
T1 |
Tumor limited to the ciliary body |
|
|
|
T2 |
Tumor invades into anterior chamber and/or iris |
|
|
|
T3 |
Tumor invades choroid |
|
|
|
T4 |
Tumor with extraocular extension |
| |
|
LYMPH
NODE (N) |
|
|
|
NX |
Regional lymph nodes cannot
be assessed |
|
|
|
N0 |
No regional lymph node
metastasis |
|
|
|
N1 |
Regional lymph node metastasis |
| |
|
DISTANT METASTASIS (M) |
|
|
|
MX |
Presence of distant metastasis cannot be assessed |
|
|
|
M0 |
No distant metastasis |
|
|
|
M1 |
Distast metastasis |
| |
|
CHOROID |
| |
|
PRIMARY
TUMOR (T) |
|
|
|
TX |
Primary tumor cannot be
assessed |
|
|
|
T0 |
No evidence of primary
tumor |
|
|
|
T1 |
Tumor 10 mm or less in greatest dimension with an elevation 3 mm or less |
|
|
|
|
T1a |
Tumor 7 mm or less in greatest dimension with an elevation 3 mm or less |
|
|
|
|
T1b |
Tumor more than 7 mm but not more than 10 mm in greatest dimension with an elevation more than 2 mm but not more than 3 mm |
|
|
|
T2 |
Tumor more than 10 mm but not more than 15 mm in greatest dimension with an elevation of more than 3 mm but not more than 5 mm |
|
|
|
T3 |
Tumor more than 15 mm in greatest dimension or with an elevation of more than 5 mm |
|
|
|
T4 |
Tumor with extraocular extension |
| |
|
LYMPH
NODE (N) |
|
|
|
NX |
Regional lymph nodes cannot
be assessed |
|
|
|
N0 |
No regional lymph node
metastasis |
|
|
|
N1 |
Regional lymph node metastasis |
| |
|
DISTANT
METASTASIS (M) |
|
|
|
MX |
Presence of distant
metastasis cannot be assessed |
|
|
|
M0 |
No distant metastasis |
|
|
|
M1 |
Distant metastasis |