Other Disorders Of The Central Nervous System ICD 9 Codes (340-349)


OTHER DISORDERS OF THE CENTRAL NERVOUS SYSTEM (ICD 9 CODES: 340-349)
340       Multiple sclerosis
Disseminated or multiple sclerosis:
NOS
brain stem
cord
generalized
341       Other demyelinating diseases of central nervous system
341.0    Neuromyelitis optica
341.1    Schilder's disease
Balo's concentric sclerosis
Encephalitis periaxialis:
concentrica [Balo's]
diffusa [Schilder's]
341.2    Acute (transverse) myelitis
Excludes: acute (transverse) myelitis (in) (due to):
following immunization procedures (323.52)
infection classified elsewhere (323.42)
postinfectious (323.63)
protozoal diseases classified elsewhere (323.2)
rickettsial diseases classified elsewhere (323.1)
toxic (323.72)
viral diseases classified elsewhere (323.02)
transverse myelitis NOS (323.82)
341.20  Acute (transverse) myelitis NOS
341.21  Acute (transverse) myelitis in conditions classified elsewhere
Code firstunderlying condition
341.22  Idiopathic transverse myelitis
341.8    Other demyelinating diseases of central nervous system
Central demyelination of corpus callosum
Central pontine myelinosis
Marchiafava (-Bignami) disease
341.9    Demyelinating disease of central nervous system, unspecified
342       Hemiplegia and hemiparesis
Note:    This category is to be used when hemiplegia (complete) (incomplete) is reported without further specification, or is stated to be old or long-standing but of unspecified cause.  The category is also for use in multiple coding to identify these types of hemiplegia resulting from any cause.
Excludes:    congenital (343.1)
hemiplegia due to late effect of cerebrovascular accident (438.20-438.22)
infantile NOS (343.4)
The following fifth-digits are for use with codes 342.0-342.9
0 affecting unspecified side
1 affecting dominant side
2 affecting nondominant side
342.0    Flaccid hemiplegia
[0-2]
342.1    Spastic hemiplegia
[0-2]
342.8    Other specified hemiplegia
[0-2]
342.9    Hemiplegia, unspecified
[0-2]
343       Infantile cerebral palsy
Includes:     cerebral:
palsy NOS
spastic infantile paralysis
congenital spastic paralysis (cerebral)
Little's disease
paralysis (spastic) due to birth injury:
intracranial
spinal
Excludes:    athetoid cerebral palsy (333.71)
hereditary cerebral paralysis, such as:
hereditary spastic paraplegia (334.1)
Vogt's disease (333.71)
spastic paralysis specified as noncongenital or noninfantile (344.0-344.9)
343.0    Diplegic
Congenital diplegia
Congenital paraplegia
343.1    Hemiplegic
Congenital hemiplegia
Excludes: infantile hemiplegia NOS (343.4)
343.2    Quadriplegic
Tetraplegic
343.3    Monoplegic
343.4    Infantile hemiplegia
Infantile hemiplegia (postnatal) NOS
343.8    Other specified infantile cerebral palsy
343.9    Infantile cerebral palsy, unspecified
Cerebral palsy NOS
344       Other paralytic syndromes
Note:    This category is to be used when the listed conditions are reported without further specification or are stated to be old or long-standing but of unspecified cause. The category is also for use in multiple coding to identify these conditions resulting from any cause.
Includes:     paralysis (complete) (incomplete), except as classifiable to 342 and 343
Excludes:    congenital or infantile cerebral palsy (343.0-343.9)
hemiplegia (342.0-342.9)
congenital or infantile (343.1, 343.4)
344.0    Quadriplegia and quadriparesis
344.00  Quadriplegia, unspecified
344.01  C1-C4, complete
344.02  C1-C4, incomplete
344.03  C5-C7, complete
344.04  C5-C7, incomplete
344.09  Other
344.1    Paraplegia
Paralysis of both lower limbs
Paraplegia (lower)
344.2    Diplegia of upper limbs
Diplegia (upper)
Paralysis of both upper limbs
344.3    Monoplegia of lower limb
Paralysis of lower limb
Excludes: monoplegia of lower limb due to late effect of cerebrovascular accident (438.40-438.42)
344.30  Affecting unspecified side
344.31  Affecting dominant side
344.32  Affecting nondominant side
344.4    Monoplegia of upper limb
Paralysis of upper limb
Excludes: monoplegia of upper limb due to late effect of cerebrovascular accident (438.30-438.32)
344.40  Affecting unspecified side
344.41  Affecting dominant side
344.42  Affecting nondominant side
344.5    Unspecified monoplegia
344.6    Cauda equina syndrome
344.60  Without mention of neurogenic bladder
344.61  With neurogenic bladder
Acontractile bladder
Autonomic hyperreflexia of bladder
Cord bladder
Detrusor hyperreflexia
344.8    Other specified paralytic syndromes
344.81  Locked-in state
344.89  Other specified paralytic syndrome
344.9    Paralysis, unspecified
345       Epilepsy and recurrent seizures
The following fifth-digit subclassification is for use with categories 345.0, .1, .4-.9:
0 without mention of intractable epilepsy
1 with intractable epilepsy
pharmacoresistant (pharmacologically resistant)
poorly controlled
treatment resistant
refractory (medically)
Excludes:    hippocampal sclerosis (348.81)
mesial temporal sclerosis (348.81)
temporal sclerosis (348.81)
345.0    Generalized nonconvulsive epilepsy
[0-1]
Absences:
atonic
typical
Minor epilepsy
Petit mal
Pykno-epilepsy
Seizures:
akinetic
atonic
345.1    Generalized convulsive epilepsy
[0-1]
Epileptic seizures:
clonic
myoclonic
tonic
tonic-clonic
Grand mal
Major epilepsy
Progressive myoclonic epilepsy
Unverricht-Lundborg disease
Excludes: convulsions:
NOS (780.39)
infantile (780.39)
newborn (779.0)
infantile spasms (345.6)
345.2    Petit mal status
Epileptic absence status
345.3    Grand mal status
Status epilepticus NOS
Excludes: epilepsia partialis continua (345.7) status:
psychomotor (345.7)
temporal lobe (345.7)
345.4    Localization-related (focal) (partial) epilepsy and epileptic syndromes with complex partial seizures
[0-1]
Epilepsy:
limbic system
partial:
secondarily generalized
with impairment of consciousness
with memory and ideational disturbances
psychomotor
psychosensory
temporal lobe
Epileptic automatism
345.5    Localization-related (focal) (partial) epilepsy and epileptic syndromes with simple partial seizures
[0-1]
Epilepsy:
Bravais-Jacksonian NOS
focal (motor) NOS
Jacksonian NOS
motor partial
partial NOS
without mention of impairment of consciousness
sensory-induced
somatomotor
somatosensory
visceral
visual
345.6    Infantile spasms
[0-1]
Hypsarrhythmia
Lightning spasms
Salaam attacks
Excludes: salaam tic (781.0)
345.7    Epilepsia partialis continua
[0-1]
Kojevnikov's epilepsy
345.8    Other forms of epilepsy and recurrent seizures
[0-1]
Epilepsy:
cursive [running]
gelastic
Recurrent seizures NOS
345.9    Epilepsy, unspecified
[0-1]
Epileptic convulsions, fits, or seizures NOS
Seizure disorder NOS
Excludes: convulsion (convulsive) disorder (780.39)
convulsive seizure or fit NOS (780.39)
recurrent convulsions (780.39)
346       Migraine
Excludes:    headache:
NOS (784.0)
syndromes (339.00-339.89)
The following fifth-digit subclassification is for use with category 346:
0 without mention of intractable migraine without mention of status migrainosus
without mention of refractory migraine without mention of status migrainosus
1 with intractable migraine, so stated, without mention of status migrainosus
with refractory migraine, so stated, without mention of status migrainosus
2 without mention of intractable migraine with status migrainosus
without mention of refractory migraine with status migrainosus
3 with intractable migraine, so stated, with status migrainosus
with refractory migraine, so stated, with status migrainosus
346.0    Migraine with aura
[0-3]
Basilar migraine
Classic migraine
Migraine preceded or accompanied by transient focal neurological phenomena
Migraine triggered seizures
Migraine with acute-onset aura
Migraine with aura without headache (migraine equivalents)
Migraine with prolonged aura
Migraine with typical aura
Retinal migraine
Excludes: persistent migraine aura (346.5, 346.6)
346.1    Migraine without aura
[0-3]
Common migraine
346.2    Variants of migraine, not elsewhere classified
[0-3]
Abdominal migraine
Cyclical vomiting associated with migraine
Ophthalmoplegic migraine
Periodic headache syndromes in child or adolescent
Excludes: cyclical vomiting NOS (536.2)
psychogenic cyclical vomiting (306.4)
346.3    Hemiplegic migraine
[0-3]
Familial migraine
Sporadic migraine
346.4    Menstrual migraine
[0-3]
Menstrual headache
Menstrually related migraine
Premenstrual headache
Premenstrual migraine
Pure menstrual migraine
346.5    Persistent migraine aura without cerebral infarction
[0-3]
Persistent migraine aura NOS
346.6    Persistent migraine aura with cerebral infarction
[0-3]
346.7    Chronic migraine without aura
[0-3]
Transformed migraine without aura
346.8    Other forms of migraine
[0-3]
346.9    Migraine, unspecified
[0-3]
347       Cataplexy and narcolepsy
347.0    Narcolepsy
347.00  Without cataplexy
Narcolepsy NOS
347.01  With cataplexy
347.1    Narcolepsy in conditions classified elsewhere
Code first underlying condition
347.10  Without cataplexy
347.11  With cataplexy 
348       Other conditions of brain
348.0    Cerebral cysts
Arachnoid cyst
Porencephalic cyst
Porencephaly, acquired
Pseudoporencephaly
348.1    Anoxic brain damage
Excludes: that occurring in:
abortion (634-638 with.7, 639.8)
ectopic or molar pregnancy (639.8)
labor or delivery (668.2, 669.4)
that of newborn (767.0, 768.0-768.9, 772.1-772.2)
Use additional E code to identify cause
348.2    Benign intracranial hypertension
Pseudotumor cerebri
Excludes: hypertensive encephalopathy (437.2)
348.3    Encephalopathy, not elsewhere classified
348.30  Encephalopathy, unspecified
348.31  Metabolic encephalopathy
Septic encephalopathy
Excludes: toxic metabolic encephalopathy (349.82)
348.39  Other encephalopathy
Excludes: encephalopathy:
alcoholic (291.2)
hepatic (572.2)
hypertensive (437.2)
toxic (349.82)
348.4    Compression of brain
Compression brain (stem)
Herniation brain (stem)
Posterior fossa compression syndrome
348.5    Cerebral edema
348.8    Other conditions of brain
348.81  Temporal sclerosis
Hippocampal sclerosis
Mesial temporal sclerosis
348.82  Brain death
348.89  Other conditions of brain
Cerebral:
calcification
fungus
Excludes: brain death (348.82)
348.9    Unspecified condition of brain
349       Other and unspecified disorders of the nervous system
349.0    Reaction to spinal or lumbar puncture
Headache following lumbar puncture
349.1    Nervous system complications from surgically implanted device
Excludes: immediate postoperative complications (997.00-997.09)
mechanical complications of nervous system device (996.2)
349.2    Disorders of meninges, not elsewhere classified
Adhesions, meningeal (cerebral) (spinal)
Cyst, spinal meninges
Meningocele, acquired
Pseudomeningocele, acquired
349.3    Dural tear
349.31  Accidental puncture or laceration of dura during a procedure
Incidental (inadvertent) durotomy
349.39  Other dural tear
349.8    Other specified disorders of nervous system
349.81  Cerebrospinal fluid rhinorrhea
Excludes: cerebrospinal fluid otorrhea (388.61)
349.82  Toxic encephalopathy
Toxic metabolic encephalopathy
Use additional E code to identify cause
349.89  Other
349.9    Unspecified disorders of nervous system
Disorder of nervous system (central) NOS

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