Excludes: Landau-Kleffner syndrome (F80.3)
seizure (convulsive) NOS (R56.8)
status epilepticus (G41.-)
Todd's paralysis (G83.8)
G40.0
Localization-related (focal)(partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset
Benign childhood epilepsy with centrotemporal EEG spikes
Childhood epilepsy with occipital EEG paroxysms
G40.1
Localization-related (focal)(partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures
Attacks without alteration of consciousness
Simple partial seizures developing into secondarily generalized seizures
G40.2
Localization-related (focal)(partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures
Attacks with alteration of consciousness, often with automatisms
Complex partial seizures developing into secondarily generalized seizures
G40.3
Generalized idiopathic epilepsy and epileptic syndromes
Benign:
. myoclonic epilepsy in infancy
. neonatal convulsions (familial)
Childhood absence epilepsy [pyknolepsy]
Epilepsy with grand mal seizures on awakening
Juvenile:
. absence epilepsy
. myoclonic epilepsy [impulsive petit mal]
Nonspecific epileptic seizures:
. atonic
. clonic
. myoclonic
. tonic
. tonic-clonic
40.4
Other generalized epilepsy and epileptic syndromes
Epilepsy with:
. myoclonic absences
. myoclonic-astatic seizures
Infantile spasms
Lennox-Gastaut syndrome
Salaam attacks
Symptomatic early myoclonic encephalopathy
West's syndrome
G40.5
Special epileptic syndromes
Epilepsia partialis continua [Kozhevnikof]
Epileptic seizures related to:
. alcohol
. drugs
. hormonal changes
. sleep deprivation
. stress
Use additional external cause code (Chapter XX), if desired, to identify drug, if drug-induced.
G40.6
Grand mal seizures, unspecified (with or without petit mal)
G40.7
Petit mal, unspecified, without grand mal seizures
G40.8
Other epilepsy
Epilepsies and epileptic syndromes undetermined as to whether they are focal or generalized
G40.9
Epilepsy, unspecified
Epileptic:
. convulsions NOS
. fits NOS
. seizures NOS