Collaborative Stage for TNM 7 - Revised 08/24/2011  [ Schema ]

MerkelCellSkin

CS Lymph Nodes

CodeDescriptionTNM 7 MapTNM 6 MapSS77 MapSS2000 Map
000No regional lymph node involvementN0N0NONENONE
010Isolated tumor cells (ITCs) only^N0NONENONE
100Regional lymph nodes by primary site (includes bilateral or contralateral nodes for head, neck, and trunk)
Head and Neck:
    All subsites:
        Cervical
     Lip:
        Mandibular, NOS:
        Submandibular (submaxillary)
    External ear/auditory canal:
         Mastoid (post-/retro-auricular) (occipital)
        Preauricular
    Face, Other (cheek, chin, forehead, jaw, nose and temple):
        Facial, NOS:
            Buccinator (buccal)
            Nasolabial
        Mandibular, NOS:
            Submandibular (submaxillary)
        Parotid, NOS:
            Infra-auricular
            Preauricular
    Scalp:
        Mastoid (post-/retro-auricular) (occipital)
        Parotid, NOS:
            Infra-auricular
            Preauricular
        Spinal accessory (posterior cervical)
    Neck:
        Axillary
        Mandibular, NOS
        Mastoid (post-/retro-auricular) (occipital)
        Parotid, NOS:
            Infra-auricular
            Preauricular
        Spinal accessory (posterior cervical)
        Supraclavicular (transverse cervical)
Upper Trunk:
    Axillary
    Cervical
    Internal mammary (parasternal)
    Supraclavicular (transverse cervical)
Lower Trunk:
    Femoral (superficial inguinal)
Arm/Shoulder:
    Axillary
    Epitrochlear for hand/forearm
    Spinal accessory for shoulder
Leg/Hip:
    Femoral (superficial inguinal)
    Popliteal for heel and calf
All sites:
    Regional lymph node(s), NOS
(See Note 2)
^N1RNRN
200Head and Neck (includes bilateral or contralateral nodes for head and neck):
    Lip:
        Facial, NOS:
            Buccinator (buccal)
            Nasolabial
        Submental
        Parotid, NOS:
            Infra-auricular
            Preauricular
    Face, Other (cheek, chin, forehead, jaw, nose, and temple):
        Submental
    Neck:   
        Submental
(See Note 2)
^N1DRN
250Bidirectional nodal involvement (includes bilateral or contralateral nodes) (see Note 2):
    Upper Trunk:
        Femoral (or cephalad/caudal drainage from primary tumor)
    Lower Trunk:
        Axillary (or cephalad/caudal drainage from primary tumor)

Secondary nodal basin involvement (includes bilateral or contralateral nodes for head and trunk) (see Note 3):
    Head:
        All subsites:
            Supraclavicular
    Arm/Shoulder:
        Supraclavicular
    Leg/Hip:
        Iliac
    All sites:
        Regional lymph node(s) in secondary nodal basins , NOS
^N1DD
300200 + 100

Regional lymph nodes coded in 200 plus regional lymph nodes coded in 100
^N1DRN
305250 + (100 and/or 200)

Regional lymph nodes coded in 250 plus regional lymph nodes coded in 100 and/or 200
^N1DD
310Evaluated clinically:

Clinically stated as N1 with no other information on regional lymph nodes
^N1RNRN
320Evaluated pathologically:

Pathologically stated as N1a with no other information on regional lymph nodes
^N1RNRN
340Evaluated pathologically:

Pathologically stated as N1b with no other information on regional lymph nodes
^N1RNRN
350Evaluated pathologically:

Pathologically stated as N1 [NOS] with no other information on regional lymph nodes
^N1RNRN
360Stated as N1[NOS] with no information on pathologic or clinical evaluation^N1RNRN
390Satellite nodule(s) or in-transit metastasis
AND distance from primary tumor less than or equal to 2 cm
WITHOUT regional lymph node involvement or involvement of regional lymph nodes not stated

OR

Described as tumor with satellite nodule(s), NOS
WITHOUT regional lymph node involvement
N2N0RERE
400Satellite nodule(s) or in-transit metastasis And distance from primary tumor greater than 2 cm or distance not stated WITHOUT regional lymph node involvement or involvement of regional lymph nodes not stated

OR

Described as tumor with in-transit metastasis, NOS
WITHOUT regional lymph node involvement
(See Note 4)
N2N1RERN
420400 + 100

Satellite nodule(s) or in-transit metastasis
WITH regional lymph nodes listed in code 100
(See Note 4)
N2N1RNRN
440400 + 200

Satellite nodule(s) or in-transit metastasis
WITH regional lymph nodes listed in code 200
(See Note 4)
N2N1DRN
460400 + 300

Satellite nodule(s) or in-transit metastasis
WITH regional lymph nodes listed in code 300
(See Note 4)
N2N1DRN
470400 + (250 or 305) 

Satellite nodule(s) or in-transit metastasis 
WITH regional lymph nodes listed in code 250 or code 305 
(See Note 4)
N2N1DD
475Satellite nodule(s) or in transit metastasis
WITH regional lymph node(s), NOS
N2N1RNRN
480Stated as N2 [NOS] with no other information on regional lymph nodesN2N1RERE
800Lymph nodes, NOSN1NOSN1RNRN
999Unknown; regional lymph nodes not stated
Regional lymph nodes cannot be assessed
Not documented in patient record
NXNXUU