1. K09 Cysts of oral region, not elsewhere classified


    • lesions showing histological features both of aneurysmal cyst and of another fibro-osseous lesion


    1. K09.0 Developmental odontogenic cysts

      Inclusion term(s):

      • Dentigerous cyst
      • Eruption cyst
      • Follicular cyst
      • Gingival cyst
      • Lateral periodontal cyst
      • Primordial cyst
    2. K09.1 Developmental (nonodontogenic) cysts of oral region

      Inclusion term(s):

      • Cyst (of) incisive canal
      • Cyst (of) palatine of papilla
      • Globulomaxillary cyst
      • Median palatal cyst
      • Nasoalveolar cyst
      • Nasolabial cyst
      • Nasopalatine duct cyst
    3. K09.8 Other cysts of oral region, not elsewhere classified

      Inclusion term(s):

      • Dermoid cyst
      • Epidermoid cyst
      • Lymphoepithelial cyst
      • Epstein's pearl
    4. K09.9 Cyst of oral region, unspecified

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.