Other viral encephalitis, not elsewhere classified - A85
This notation helps users understand the scope of a code A85 category and provides additional information about the conditions or terms that fall under that category.
Category Includes:
- specified viral encephalomyelitis NEC
- specified viral meningoencephalitis NEC
Excludes1: It indicates that the conditions described by two codes cannot occur together in the same patient. These codes are mutually exclusive.
Type 1 Excludes:
- encephalitis due to cytomegalovirus (B25.8)
- encephalitis due to herpesvirus NEC (B10.0-)
- encephalitis due to herpesvirus [herpes simplex] (B00.4)
- encephalitis due to measles virus (B05.0)
- encephalitis due to mumps virus (B26.2)
- encephalitis due to poliomyelitis virus (A80.-)
- encephalitis due to zoster (B02.0)
- lymphocytic choriomeningitis (A87.2)
- myalgic encephalomyelitis (G93.32)
These ranges represents subcategories of Other viral encephalitis, not elsewhere classified. The "A85" signifies that these are the diseases within this broad category.