Use Additional code to identify presence of:
alcohol abuse and dependence (F10.-)
exposure to environmental tobacco smoke (Z77.22)
history of tobacco dependence (Z87.891)
hypertension (I10-I16)
occupational exposure to environmental tobacco smoke (Z57.31)
tobacco dependence (F17.-)
tobacco use (Z72.0)


  • traumatic intracranial hemorrhage (S06.-)
  1. I67 Other cerebrovascular diseases


    • sequelae of the listed conditions (I69.8)
    1. I67.0 Dissection of cerebral arteries, nonruptured

    2. I67.1 Cerebral aneurysm, nonruptured

      Inclusion term(s):

      • Cerebral aneurysm NOS
      • Cerebral arteriovenous fistula, acquired
      • Internal carotid artery aneurysm, intracranial portion
      • Internal carotid artery aneurysm, NOS
    3. I67.2 Cerebral atherosclerosis

      Inclusion term(s):

      • Atheroma of cerebral and precerebral arteries
    4. I67.3 Progressive vascular leukoencephalopathy

      Inclusion term(s):

      • Binswanger's disease
    5. I67.4 Hypertensive encephalopathy

    6. I67.5 Moyamoya disease

    7. I67.6 Nonpyogenic thrombosis of intracranial venous system

      Inclusion term(s):

      • Nonpyogenic thrombosis of cerebral vein
      • Nonpyogenic thrombosis of intracranial venous sinus
    8. I67.7 Cerebral arteritis, not elsewhere classified

      Inclusion term(s):

      • Granulomatous angiitis of the nervous system
    9. I67.8 Other specified cerebrovascular diseases

      1. I67.81 Acute cerebrovascular insufficiency

        Inclusion term(s):

        • Acute cerebrovascular insufficiency unspecified as to location or reversibility
      2. I67.82 Cerebral ischemia

        Inclusion term(s):

        • Chronic cerebral ischemia
      3. I67.83 Posterior reversible encephalopathy syndrome

        Inclusion term(s):

        • PRES
      4. I67.84 Cerebral vasospasm and vasoconstriction

        • I67.841 Reversible cerebrovascular vasoconstriction syndrome

          Inclusion term(s):

          • Call-Fleming syndrome
        • I67.848 Other cerebrovascular vasospasm and vasoconstriction
      5. I67.85 Hereditary cerebrovascular diseases

        • I67.850 Cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy

          Inclusion term(s):

          • CADASIL
        • I67.858 Other hereditary cerebrovascular disease
      6. I67.89 Other cerebrovascular disease

    10. I67.9 Cerebrovascular disease, 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.