| SCHEMA ID | 
00119 | 
| SCHEMA NAME | 
MIDDLE EAR | 
| EOD PRIMARY TUMOR CODE | 
- 
- 000
 
- EOD PRIMARY TUMOR TEXT:    
In situ, intraepithelial, noninvasive
 
 
 
- 
- EOD PRIMARY TUMOR TEXT:    
Localized, NOS
 Confined to
  Auditory bone(s) (incus, malleus, stapes)
  Vestibulocochlear organ
   Cochlea
   Semicircular ducts (ampullae, saccule, utricle)
   Septum
   Tympanic membrane (ear drum)
 
 
 
- 
- EOD PRIMARY TUMOR TEXT:    
Regional extension, NOS
  Temporal bone
 Adjacent connective tissue 
  Auditory tube (Eustachian tube, pharyngotympanic tube)
  Nerve(s)
 Adjacent organ(s)/structure(s) 
  External auditory meatus (ear canal)
  Internal carotid artery
  Mastoid antrum
  Nasopharynx
 
 
 
- 
- EOD PRIMARY TUMOR TEXT:    
Meninges
Further contiguous extension
 
 
 
- 
- EOD PRIMARY TUMOR TEXT:    
No evidence of primary tumor
 
 
 
- 
- EOD PRIMARY TUMOR TEXT:    
Unknown; extension not stated
 Primary tumor cannot be assessed
 Not documented in patient record
Death Certificate Only
 
 
 
 
 | 
| EOD REGIONAL NODES CODE | 
- 
- 000
 
- EOD REGIONAL NODES TEXT:    
None
No regional lymph node involvement
 
 
 
- 
- EOD REGIONAL NODES TEXT:    
Level I
Middle deep cervical
Level IV - Lower jugular
Jugulo-omohyoid (supraomohyoid)
Lower deep cervical
Virchow node
Level V - Posterior triangle group
Posterior cervical
Level VA - Spinal accessory
Level VB - Transverse cervical, supraclavicular
Level VI - Anterior compartment group
Level IA - Submental
Laterotracheal
Paralaryngeal
Paratracheal - above suprasternal notch
Perithyroidal
Precricoid (Delphian)
Prelaryngeal
Pretracheal - above suprasternal notch
Recurrent laryngeal
Level VII - Superior mediastinal group (for other mediastinal node(s), see EOD Mets)
Esophageal groove
Level IB - Submandibular (submaxillary), sublingual
Paratracheal - below suprasternal notch
Pretracheal - below suprasternal notch
Other groups
Cervical, NOS
Deep cervical, NOS
Facial 
Buccinator (buccal)
Mandibular
Nasolabial
Internal jugular, NOS
Level II - Upper jugular
Parapharyngeal
Parotid 
Infraauricular
Intraparotid
Periparotid
Preauricular
Retroauricular (mastoid)
Retropharyngeal
Suboccipital
Jugulodigastric (subdigastric)
Upper deep cervical
Level IIA - Anterior
Level IIB - Posterior
Level III - Middle jugular
 
 
 
- 
- EOD REGIONAL NODES TEXT:    
Regional lymph node(s), NOS
 Lymph node(s), NOS
 
 
 
- 
- EOD REGIONAL NODES TEXT:    
Unknown; regional lymph node(s) not stated
 Regional lymph node(s) cannot be assessed
 Not documented in patient record
Death Certificate Only
 
 
 
 
 | 
| EOD METS CODE | 
- 
- 00
 
- EOD METS TEXT:    
None
 No distant metastasis
 Unknown if distant metastasis
 
 
 
- 
- EOD METS TEXT:    
Distant lymph node(s)
 Mediastinal (excluding superior mediastinal node(s))
Distant lymph node(s), NOS
 
 
 
- 
- EOD METS TEXT:    
Carcinomatosis
Distant metastasis WITH or WITHOUT distant lymph node(s)
Distant metastasis, NOS
 
 
 
- 
- EOD METS TEXT:    
Death Certificate Only
 
 
 
 
 |