1. Q00 Anencephaly and similar malformations

    1. Q00.0 Anencephaly

      Inclusion term(s):

      • Acephaly
      • Acrania
      • Amyelencephaly
      • Hemianencephaly
      • Hemicephaly
    2. Q00.1 Craniorachischisis

    3. Q00.2 Iniencephaly

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.