Excludes

  1. Diseases of the nervous system (G00-G99)

    Type 2certain conditions originating in the perinatal period (P04-P96)

    Type 2certain infectious and parasitic diseases (A00-B99)

    Type 2complications of pregnancy, childbirth and the puerperium (O00-O9A)

    Type 2congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)

    Type 2endocrine, nutritional and metabolic diseases (E00-E88)

    Type 2injury, poisoning and certain other consequences of external causes (S00-T88)

    Type 2neoplasms (C00-D49)

    Type 2symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

  2. Other degenerative diseases of the nervous system (G30-G32)
  3. Other degenerative disorders of nervous system in diseases classified elsewhere (G32)
  4. Other specified degenerative disorders of nervous system in diseases classified elsewhere (G32.8)

    Type 1superior hemorrhagic polioencephalitis [Wernicke's encephalopathy] (E51.2)

  5. Cerebellar ataxia in diseases classified elsewhere (G32.81)

    Type 1systemic atrophy primarily affecting the central nervous system in alcoholic cerebellar ataxia (G31.2)

    Type 1systemic atrophy primarily affecting the central nervous system in myxedema (G13.2)