G31.84

Mild cognitive impairment of uncertain or unknown etiology

Parent Code: G31.8

Inclusion Terms

  • • Mild cognitive disorder NOS
  • • Mild neurocognitive disorder of uncertain or unknown etiology

Cannot Code Together

These codes cannot be used together with the current code, even if both conditions are present.

  • • age related cognitive decline (R41.81)
  • • altered mental status (R41.82)
  • • cerebral degeneration (G31.9)
  • • cerebrovascular diseases (I60-I69)
  • • change in mental status (R41.82)
  • • cognitive deficits following (sequelae of) cerebral hemorrhage or infarction (I69.01-, I69.11-, I69.21-, I69.31-, I69.81-, I69.91-)
  • • cognitive impairment due to intracranial or head injury (S06.-)
  • • dementia (F01.-, F02.-, F03.-)
  • • mild neurocognitive disorder due to a known physiological condition (F06.7-)
  • • neurologic neglect syndrome (R41.4)
  • • personality change, nonpsychotic (F68.8)