Collaborative Stage for TNM 7 - Revised 11/02/2010 [ Schema ]
| Code | Description | TNM 7 Map | TNM 6 Map | SS77 Map | SS2000 Map | 
| 000 | No regional lymph node involvement | N0 | N0 | NONE | NONE | 
| 100 | OBSOLETE DATA RETAINED V0200 Regional 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  | ERROR | N1 | RN | RN | 
| 150 | SINGLE IPSILATERAL positive regional lymph node by primary site: 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, NOS  | ^ | N1 | D | RN | 
| 160 | SINGLE IPSILATERAL positive regional lymph node by primary site: 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  | ^ | N1 | RN | RN | 
| 180 | Stated as N1 with no other information on regional lymph nodes | ^ | N1 | RN | RN | 
| 190 | Stated as N2a with no other information on regional lymph nodes | ^ | N1 | RN | RN | 
| 200 | OBSOLETE DATA RETAINED V0200 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  | ERROR | N1 | D | RN | 
| 250 | MULTIPLE IPSILATERAL positive regional lymph nodes listed in code 150 | ^ | N1 | RN | RN | 
| 260 | MULTIPLE IPSILATERAL positive regional lymph nodes, any listed in code 160  WITH or WITHOUT nodes listed in code 150  | ^ | N1 | D | RN | 
| 290 | Stated as N2b with no other information on regional lymph nodes | ^ | N1 | RN | RN | 
| 300 | OBSOLETE DATA RETAINED V0200 (10) + (20)  | ERROR | N1 | D | RN | 
| 350 | IPSILATERAL positive regional lymph nodes listed in code 150, not stated if single or multiple | ^ | N1 | RN | RN | 
| 360 | IPSILATERAL positive regional lymph nodes listed in code 160, not stated if single or multiple | ^ | N1 | D | RN | 
| 450 | BILATERAL or CONTRALATERAL regional lymph nodes as listed in code 150 | ^ | N1 | RN | RN | 
| 460 | BILATERAL OR CONTRALATERAL regional lymph nodes, any listed in code 160  WITH or WITHOUT nodes listed in code 150  | ^ | N1 | D | RN | 
| 490 | Stated as N2c with no other information on regional lymph nodes | ^ | N1 | RN | RN | 
| 550 | Regional lymph node(s) listed in code 150  Not stated if ipsilateral, bilateral or contralateral AND not stated single or multiple  | ^ | N1 | RN | RN | 
| 560 | Regional lymph node(s) listed in code 160  Not stated if ipsilateral, bilateral or contralateral AND not stated if single or multiple  | ^ | N1 | D | RN | 
| 600 | Stated as N2 [NOS] with no other information on regional lymph nodes | ^ | N1 | RN | RN | 
| 700 | Stated as N3 with no other information on regional lymph nodes | ^ | N1 | RN | RN | 
| 800 | Lymph nodes, NOS | N1 | N1 | RN | RN | 
| 999 | Unknown; regional lymph nodes not stated Regional lymph nodes cannot be assessed Not documented in patient record  | NX | NX | U | U |