CS Mets at DX

Notes

**Note**: Nodes in contiguous (secondary) and bidirectional (cephalad/caudal) primary nodal basins are coded in CS Lymph Nodes. (Clarification V0204)
Code Description AJCC 7 M AJCC 6 M Summary Stage 1977 M Summary Stage 2000 M
00 No distant metastasis M0 M0 NONE NONE
05 Metastasis to underlying cartilage, bone, skeletal muscle (excluding direct extension) Mets at DX and LDH Mets at DX and LDH D D
10 Distant lymph node(s) Mets at DX and LDH Mets at DX and LDH D D
40 OBSOLETE DATA CONVERTED V0200
See code 60

Distant metastasis, NOS		 ERROR: ERROR: ERROR: ERROR:
42 Metastasis to skin or subcutaneous tissue beyond regional lymph nodes Mets at DX and LDH Mets at DX and LDH D D
43 Lung Mets at DX and LDH Mets at DX and LDH D D
44 Metastasis to all other visceral or distant sites with or without metastasis to lungs
Carcinomatosis		 M1c M1c D D
52 42 + 10

Metastasis to skin or subcutaneous tissue beyond nodes plus distant nodes		 Mets at DX and LDH Mets at DX and LDH D D
53 43 + 10

Metastasis to lung plus distant nodes		 Mets at DX and LDH Mets at DX and LDH D D
54 44 + 10

Metastasis to all other visceral or distant sites plus distant nodes
With or without metastasis to lungs		 M1c M1c D D
55 Stated as M1a with no other information on metastasis Mets at DX and LDH Mets at DX and LDH D D
56 Stated as M1b with no other information on distant metastasis Mets at DX and LDH Mets at DX and LDH D D
57 Stated as M1c with no other information on distant metastasis M1c M1c D D
60 Distant metastasis, NOS

Stated as M1 [NOS] with no other information on distant metastasis		 Mets at DX and LDH Mets at DX and LDH D D
99 Unknown; distant metastasis not stated
Distant metastasis cannot be assessed
Not documented in patient record		 M0 MX U U
- For CS Mets at DX codes 05, 10, 42, 43, 52, 53, 55, 56, and 60 ONLY, the M category is assigned based on the status of serum LDH as coded in CS Site-Specific Factor 4 and shown in the Mets at DX and LDH Table. - For CS Mets at DX codes 05, 10, 42, 43, 52, 53, 55, 56, and 60 ONLY, the M category is assigned based on the status of serum LDH as coded in CS Site-Specific Factor 4 and shown in the Mets at DX and LDH Table.