Inflammatory diseases of the central nervous system (320-327)

320 Bacterial meningitis
- 320.0 - Hemophilus meningitis
- 320.1 - Pneumococcal meningitis
- 320.2 - Streptococcal meningitis
- 320.3 - Staphylococc meningitis
- 320.7 - Mening in oth bact dis
- 320.81 - Anaerobic meningitis
- 320.82 - Mningts gram-neg bct NEC
- 320.89 - Meningitis oth spcf bact
- 320.9 - Bacterial meningitis NOS
321 Meningitis due to other organisms
- 321.0 - Cryptococcal meningitis
- 321.1 - Mening in oth fungal dis
- 321.2 - Mening in oth viral dis
- 321.3 - Trypanosomiasis meningit
- 321.4 - Meningit d/t sarcoidosis
- 321.8 - Mening in oth nonbac dis
322 Meningitis of unspecified cause
- 322.0 - Nonpyogenic meningitis
- 322.1 - Eosinophilic meningitis
- 322.2 - Chronic meningitis
- 322.9 - Meningitis NOS
323 Encephalitis, myelitis, and encephalomyelitis
- 323.01 - Enceph/encephmye oth dis
- 323.02 - Myelitis-oth viral dis
- 323.1 - Rickettsial encephalitis
- 323.2 - Protozoal encephalitis
- 323.41 - Ot encph/mye ot inf else
- 323.42 - Oth myelitis ot inf else
- 323.51 - Enceph/myel folwg immune
- 323.52 - Myelitis follwg immune
- 323.61 - Inf ac dis encephalomyel
- 323.62 - Postinf encephalitis NEC
- 323.63 - Postinfectious myelitis
- 323.71 - Toxic encph & encephlomy
- 323.72 - Toxic myelitis
- 323.81 - Enceph & encephlalo NEC
- 323.82 - Myelitis cause NEC
- 323.9 - Encephalitis NOS
324 Intracranial and intraspinal abscess
- 324.0 - Intracranial abscess
- 324.1 - Intraspinal abscess
- 324.9 - Cns abscess NOS
325 Phlebitis and thrombophlebitis of intracranial venous sinuses
- 325 - Phlebitis intrcran sinus
326 Late effects of intracranial abscess or pyogenic infection
- 326 - Late eff cns abscess
327 Organic sleep disorders
- 327.00 - Organic insomnia NOS
- 327.01 - Insomnia in other dis
- 327.02 - Insomnia dt mental disor
- 327.09 - Organic insomnia NEC
- 327.10 - Organic hypersomnia NOS
- 327.11 - Idio hypersom-long sleep
- 327.12 - Idio hypersom-no lng slp
- 327.13 - Recurrent hypersomnia
- 327.14 - Hypersomnia in other dis
- 327.15 - Hypersom dt mental disor
- 327.19 - Organic hypersomnia NEC
- 327.20 - Organic sleep apnea NOS
- 327.21 - Prim central sleep apnea
- 327.22 - High altitude breathing
- 327.23 - Obstructive sleep apnea
- 327.24 - Idiopath sleep hypovent
- 327.25 - Cong cntrl hypovent synd
- 327.26 - Sleep hypovent oth dis
- 327.27 - Cntrl sleep apnea ot dis
- 327.29 - Organic sleep apnea NEC
- 327.30 - Circadian rhym sleep NOS
- 327.31 - Circadian rhy-delay slp
- 327.32 - Circadian rhy-advc sleep
- 327.33 - Circadian rhym-irreg slp
- 327.34 - Circadian rhym-free run
- 327.35 - Circadian rhythm-jetlag
- 327.36 - Circadian rhy-shift work
- 327.37 - Circadian rhym oth dis
- 327.39 - Circadian rhym sleep NEC
- 327.40 - Organic parasomnia NOS
- 327.41 - Confusional arousals
- 327.42 - REM sleep behavior dis
- 327.43 - Recurrnt sleep paralysis
- 327.44 - Parasomnia oth diseases
- 327.49 - Organic parasomnia NEC
- 327.51 - Periodic limb movement
- 327.52 - Sleep related leg cramps
- 327.53 - Sleep related bruxism
- 327.59 - Organic sleep movemt NEC
- 327.8 - Sleep organic disord NEC