2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Nervous System And Sense Organs 320-389 > Inflammatory Diseases Of The Central Nervous System 320-327 > Bacterial Meningitis 320.* > 2006 ICD-9-CM Diagnosis 320.0 Hemophilus meningitis View the most recent version of ICD-9-CM 320.0 BACTERIAL INFECTIONS of the nervous system caused by HAEMOPHILUS organisms, and marked by prominent inflammation of the meninges. HAEMOPHILUS INFLUENZAE TYPE B is the most common causative organism. The condition primarily affects children under 6 years of age but may occur in adults. Clinical manifestations include fever; nuchal rigidity; PHOTOPHOBIA; SEIZURES; HEARING LOSS; SENSORINEURONAL; COMA; and cerebrovascular thrombosis. The organism tends to enter the central nervous system following infections of adjacent structures, including the middle ear (see also OTITIS MEDIA), sinuses, and pharynx. 320.0 is a specific code that can be used to specify a diagnosis 320.0 contains 11 index entries View the ICD-9-CM Volume 1 320.* hierarchy Alternate Terminology Meningitis due to Hemophilus influenzae [H. influenzae]  Index entries containing 320.0: Hemophilus influenzae NEC 041.5 arachnoiditis (basic) (brain) (spinal) 320.0 late effect - see category 326 cerebral ventriculitis 320.0 late effect - see category 326 cerebrospinal inflammation 320.0 late effect - see category 326 leptomeningitis 320.0 late effect - see category 326 meningitis (cerebral) (cerebrospinal) (spinal) 320.0 late effect - see category 326 meningomyelitis 320.0 late effect - see category 326 pachymeningitis (adhesive) (fibrous) (hemorrhagic) (hypertrophic) (spinal) 320.0 late effect - see category 326 Meningitis (basal) (basic) (basilar) (brain) (cerebral) (cervical) (congestive) (diffuse) (hemorrhagic) (infantile) (membranous) (metastatic) (nonspecific) (pontine) (progressive) (simple) (spinal) (subacute) (sympathetica) (toxic) 322.9 H. influenzae 320.0 influenzal 320.0 Meningoencephalitis (see also Encephalitis) 323.9 H. influenzae 320.0 influenzal 320.0