320: Bacterial meningitis
Includes:
arachnoiditis bacterial
leptomeningitis bacterial
meningitis bacterial
meningoencephalitis bacterial
meningomyelitis bacterial
pachymeningitis bacterial
320.8 Meningitis due to other specified bacteria
320.81: Anaerobic meningitis
Gram-negative anaerobes
Bacteroides (fragilis)
320.82: Meningitis due to gram-negative bacteria, not elsewhere classified
Aerobacter aerogenes
Escherichia coli [E. coli]
Friedlander bacillus
Klebsiella pneumoniae
Proteus morganii
Pseudomonas
Excludes:
gram-negative anaerobes (320.81)
320.89: Meningitis due to other specified bacteria
Bacillus pyocyaneus

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