A81.9 Atypical virus infection of central nervous system, unspecified

The following code(s) above A81.9 may contain annotation back-references that may be applicable to A81.9:

• Certain infectious and parasitic diseases (A00-B99)

Diagnosis Index

Disease, Diseased - see also Syndrome
- Prion, Central Nervous System A81.9
Infection, Infected, Infective B99.9
- Atypical
-- Virus A81.9
- Slow Virus A81.9
- Virus, Viral NOS B34.9
-- Central Nervous System A89
--- Atypical A81.9
--- Slow Virus A81.9
-- Slow A81.9