SUBMANDIBULAR GLAND (67080)    ICDO TOPOGRAPHY (164)

• CBA
  CODE:   TX
• NET
  CODE:   T0
• 2 cm or less w/o extraparenchymal ext
  CODE:   T1
• > 2 but not > 4 cm w/o extraparenchymal ext
  CODE:   T2
• Extraparenchymal ext w/o 7th nerve/> 4 but not > 6 cm
  CODE:   T3
• Base of skull, 7th nerve/> 6 cm
  CODE:   T4
• NA
  CODE:   NA

Primary Tumor (T)
T3  Tumor having extraparenchymal extension without
      seventh nerve involvement and/or more than 4 cm
      but not more than 6 cm in greatest dimension
T4  Tumor invades base of skull, seventh nerve,
      and/or exceeds 6 cm in greatest dimension
     
TX  Primary tumor cannot be assessed
T0  No evidence of primary tumor
T1  Tumor 2 cm or less in greatest dimension
      without extraparenchymal extension
T2  Tumor more than 2 cm but not more than 4 cm
      in greatest dimension without extraparenchymal
      extension

Regional Lymph Nodes (N)
      greatest dimension
N2b Metastasis in multiple ipsilateral lymph nodes,
      none more than 6 cm in greatest dimension
N2c Metastasis in bilateral or contralateral lymph
      nodes, none more than 6 cm in greatest dimension
N3  Metastasis in a lymph node more than 6 cm in
      greatest dimension

NX  Regional lymph nodes cannot be assessed
N0  No regional lymph node metastasis
N1  Metastasis in a single ipsilateral lymph node,
      3 cm or less in greatest dimension
N2  Choose from N2a, N2b or N2c
N2a Metastasis in a single ipsilateral lymph node
      more than 3 cm but not more than 6 cm in

• DESCRIPTION:   CBA
  CODE:   TX
• DESCRIPTION:   NET
  CODE:   T0
• DESCRIPTION:   2 cm or less w/o extraparenchymal ext
  CODE:   T1
• DESCRIPTION:   > 2 but not > 4 cm w/o extraparenchymal ext
  CODE:   T2
• DESCRIPTION:   More than 4 cm and/or extraparenchymal extension
  CODE:   T3
• DESCRIPTION:   Skin, mandible, ear canal, and/or facial nerve
  CODE:   T4a
• DESCRIPTION:   Skull base, pterygoid plates and/or carotid artery
  CODE:   T4b
• DESCRIPTION:   NA
  CODE:   NA

Primary Tumor (T)
T3  Tumor more than 4 cm and/or tumor having
      extraparenchymal extension
T4a Tumor invades skin, mandible, ear canal,
      and/or facial nerve
T4b Tumor invades skull base and/or pterygoid
      plates and/or encases carotid artery
     
TX  Primary tumor cannot be assessed
T0  No evidence of primary tumor
T1  Tumor 2 cm or less in greatest dimension
      without extraparenchymal extension
T2  Tumor more than 2 cm but not more than 4 cm
      in greatest dimension without extraparenchymal
      extension

• T-CODE:   X
• T-CODE:   4A
• T-CODE:   4B

Primary Tumor (T)
      extension
T4a  Moderately advanced disease
     Tumor invades skin, mandible, ear canal, and/or facial nerve
T4b  Very advanced disease
     Tumor invades skull base and/or pterygoid plates and/or encases
      carotid artery
 
TX   Primary tumor cannot be assessed
T0   No evidence of primary tumor
T1   Tumor 2 cm or less in greatest dimension without extraparenchymal
      extension
T2   Tumor more than 2 cm but not more than 4 cm in greatest dimension
      without extraparenchymal extension
T3   Tumor more than 4 cm and/or tumor having extraparenchymal

• N-CODE:   X
• N-CODE:   2A
• N-CODE:   2B
• N-CODE:   2C

Regional Lymph Nodes (N)
      bilateral or contralateral lymph nodes, none more than 6 cm in
      greatest dimension
N2a  Metastasis in a single ipsilateral lymph node, more than 3 cm but not
      more than 6 cm in greatest dimension
N2b  Metastasis in multiple ipsilateral lymph nodes, none more than 6 cm
      in greatest dimension
N2c  Metastasis in bilateral or contralateral lymph nodes, none more than
      6 cm in greatest dimension
N3   Metastasis in a lymph node, more than 6 cm in greatest dimension
 
NX   Regional lymph nodes cannot be assessed
N0   No regional lymph node metastasis
N1   Metastasis in a single ipsilateral lymph node, 3 cm or less in
      greatest dimension
N2   Metastasis in a single ipsilateral lymph node, more than 3 cm but not
      more than 6 cm in greatest dimension, or in multiple ipsilateral
      lymph nodes, none more than 6 cm in greatest dimension, or in

• SUBMAXILLARY GLAND
• WHARTON'S DUCT
• SUBMAXILLARY GLAND DUCT

• CBA
  CODE:   TX
  ACOS CODE:   TX
• > 4 but not > 6 cm, no local extension
  CODE:   T3a
  ACOS CODE:   T3A
• > 4 but not > 6 cm, local extension
  CODE:   T3b
  ACOS CODE:   T3B
• > 6 cm
  CODE:   T4
  ACOS CODE:   T4
• > 6 cm, no local extension
  CODE:   T4a
  ACOS CODE:   T4A
• > 6 cm, local extension
  CODE:   T4b
  ACOS CODE:   T4B
• NA
  CODE:   NA
  ACOS CODE:   NA
• NET
  CODE:   T0
  ACOS CODE:   T0
• 2 cm or less
  CODE:   T1
  ACOS CODE:   T1
• 2 cm or less, no local extension
  CODE:   T1a
  ACOS CODE:   T1A
• 2 cm or less, local extension
  CODE:   T1b
  ACOS CODE:   T1B
• > 2 but not > 4 cm
  CODE:   T2
  ACOS CODE:   T2
• > 2 but not > 4 cm, no local extension
  CODE:   T2a
  ACOS CODE:   T2A
• > 2 but not > 4 cm, local extension
  CODE:   T2b
  ACOS CODE:   T2B
• > 4 but not > 6 cm
  CODE:   T3
  ACOS CODE:   T3

• Regional lymph nodes cannot be assessed
  CODE:   NX
  ACOS CODE:   NX
• No regional lymph node metastasis
  CODE:   N0
  ACOS CODE:   N0
• 1 ipsilateral, 3 cm or less
  CODE:   N1
  ACOS CODE:   N1
• N2a, N2b or N2c
  CODE:   N2
  ACOS CODE:   N2
• 1 ipsilateral, > 3 but not > 6 cm
  CODE:   N2a
  ACOS CODE:   N2A
• Multiple ipsilateral, none > 6 cm
  CODE:   N2b
  ACOS CODE:   N2B
• Bilateral/contralateral, not > 6 cm
  CODE:   N2c
  ACOS CODE:   N2C
• > 6 cm
  CODE:   N3
  ACOS CODE:   N3
• NA
  CODE:   NA
  ACOS CODE:   NA