Convert to ICD-10-CM:
049.9 converts approximately to:
- 2015/16 ICD-10-CM A86 Unspecified viral encephalitis
Or:
- 2015/16 ICD-10-CM A89 Unspecified viral infection of central nervous system
ICD-9-CM Volume 2 Index entries containing back-references to
049.9:
- Disease, diseased - see also Syndrome
nonarthropod-borne NEC 078.89

central nervous system NEC 049.9
enterovirus NEC 078.89
virus (filterable) NEC 078.89

arbovirus NEC 066.9

arthropod-borne NEC 066.9

central nervous system NEC 049.9
complicating pregnancy, childbirth, or puerperium 647.6

contact (with) V01.79

exposure to V01.79

Marburg 078.89

maternal

with fetal damage affecting management of pregnancy 655.3

nonarthropod-borne NEC 078.89


central nervous system NEC 049.9

vaccination, prophylactic (against) V04.89
- Encephalitis (bacterial) (chronic) (hemorrhagic) (idiopathic) (nonepidemic) (spurious) (subacute) 323.9

viral, virus 049.9
arthropod-borne NEC 064

slow acting NEC 046.8

specified type NEC 049.8

vaccination, prophylactic (against) V05.0
- Infection, infected, infective (opportunistic) 136.9

virus, viral 079.99

adenovirus

in diseases classified elsewhere - see category 079


unspecified nature or site 079.0

central nervous system NEC 049.9
chest 519.8

conjunctivitis 077.99


specified type NEC 077.89

coronavirus 079.89

Coxsackie (see also Infection, Coxsackie) 079.2

Ebola 065.8

ECHO

in diseases classified elsewhere - see category 079


unspecified nature or site 079.1

encephalitis 049.9
enteritis NEC (see also Enteritis, viral) 008.8

exanthem NEC 057.9

Hantavirus 079.81

human papilloma 079.4

in diseases classified elsewhere - see category 079

intestine (see also Enteritis, viral) 008.8

Lung - see Pneumonia, viral
respiratory syncytial (RSV) 079.6

Retrovirus 079.50

rhinovirus

in diseases classified elsewhere - see category 079


unspecified nature or site 079.3

salivary gland disease 078.5

slow 046.9


specified condition NEC 046.8

specified type NEC 079.89


in diseases classified elsewhere - see category 079

unspecified nature or site 079.99

warts 078.10

yaba monkey tumor 059.22
- Myelitis (ascending) (cerebellar) (childhood) (chronic) (descending) (diffuse) (disseminated) (pressure) (progressive) (spinal cord) (subacute) (see also Encephalitis) 323.9

virus 049.9