A87.2
Lymphocytic choriomeningitis
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 14 never code together
A87code
Excludes1
A80-A89block
A00-B99chapter
Excludes1
- certain localized infections - see body system-related chapters
Excludes2
- carrier or suspected carrier of infectious disease (Z22.-)Z22.-
- infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)O98.-
- infectious and parasitic diseases specific to the perinatal period (P35-P39)P35-P39
- influenza and other acute respiratory infections (J00-J22)J00-J22
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 3
Index entries leading here 6
- Chorioencephalitis (acute) (lymphocytic) (serous) A87.2
- Lymphocytic
- Choriomeningitis (acute) (lymphocytic) (serous) A87.2
- Encephalitis (chronic) (hemorrhagic) (idiopathic) (nonepidemic) (spurious) (subacute) G04.90
- lymphatica A87.2
- Meningitis (basal) (basic) (brain) (cerebral) (cervical) (congestive) (diffuse) (hemorrhagic) (infantile) (membranous) (metastatic) (nonspecific) (pontine) (progressive) (simple) (spinal) (subacute) (sympathetic) (toxic) G03.9
- lymphocytic (acute) (benign) (serous) A87.2
- Meningoencephalitis G04.90
- lymphocytic (serous) A87.2
Alongside this code 4 same parent — A87
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.