Peds Epilepsy Flashcards
Benign Familial Neonatal Seizures
- Classification
- Clinical Picture
- Genetic Association
- EEG
- Treatment
- Prognosis
“Fifth Day Fits”
- Classification - Partial/Generalized
- Clinical Picture - Onset: First wk after birth, CP: Clonic or Myoclonic Seizures
- Genetic Association- KCNQ2, KCNQ3 mutation
- EEG - Focal or multifocal
- Treatment - No tx
- Prognosis - Usually stop by 6wks, 16% risk of epilepsy
Benign Familial Infantile Seizures
- Classification
- Clinical Picture
- Genetic Association
- EEG
- Treatment
- Prognosis
- Classification - Partial
- Clinical Picture - Focal clonic, eye deviation, cyanosis; Seizures cluster
- Genetic Association - None
- EEG - Occipital-parietal spikes
- Treatment - No tx
- Prognosis - Excellent, resolves in 1-2 years
Benign Myoclonic Epilepsy of Infancy
- Classification
- Clinical Picture
- Genetic Association
- EEG
- Treatment
- Prognosis
- Classification - Generalized
- Clinical Picture - Onset: 6mo - 3yr, Brief Generalized Myoclonic activity
- Genetic Association - None
- EEG - Generalized spike/wave lasting 2-3 seconds
- Treatment - Valproate, Lamotrigine
- Prognosis - Remission in most cases
Early Myoclonic Encephalopathy
- Classification
- Clinical Picture
- Genetic Association
- EEG
- Treatment
- Prognosis
- Classification - Generalized
- Clinical Picture - Onset: First month of life, Starts with erratic Myoclonic jerks then simple focal seizures then infantile spasms, Multiple metabolic causes identified
- Genetic Association - None
- EEG - Burst- Suppression evolve to hypsarrhythmia
- Treatment - AED: Intractable
- Prognosis - poor, 50% died in few wks
Early Infantile Epileptic Encephalopathy (EIEE)/Othahara Syndrome
- Classification
- Clinical Picture
- Genetic Association
- EEG
- Treatment
- Prognosis
Early Infantile Epileptic Encephalopathy (EIEE)/Ohtahara Syndrome
- Classification - Generalized
- Clinical Picture
- Tonic spasms (hundreds daily), 75% lesions in MRI
- Starts with erratic Myoclonic jerks then simple focal seizure then infantile spasms
- Multiple metabolic causes identified - Genetic Association - None
- EEG - Burst-Suppression
- Treatment - Surgical evaluation
- Prognosis - Poor - Can evolve into West Syndrome or Lennox-Gastaut Syndrome
Infantile Spasms/ “West Syndrome”
- Classification
- Clinical Picture
- Genetic Association
- EEG
- Treatment
- Prognosis
Infantile Spasms/ “West Syndrome”
- Classification - Generalized
- Clinical Picture:
Onset - Infancy
Infantile Spasms - Sudden jack-knife movement with flexion of the neck, trunk, limbs, and waist occurring in clusters - Genetic Association - N/A
- EEG - Hypsarrhythmia (high amplitude, chaotic slow waves with multi focal spikes), Electrodecrement during spasms
- Treatment - Corticotrophin, Vigabatrin
- Prognosis - Poor
Severe Myoclonic Epilepsy in Infancy / “Dravet Syndrome”
- Classification
- Clinical Picture
- Genetic Association
- EEG
- Treatment
- Prognosis
- Classification - Focal or Generalized
- Clinical Picture -
Onset: First year, peak 2-8 mo
Focal or GTC seizures, starts initially in setting of fever or vaccination
Later: Myoclonic and absence seizures
Developmental arrest with onset of seizures - Genetic Association - SCN1A mutation
- EEG - Slow background, multifocal or generalized spike-and-wave
- Treatment - Valproate, Clobazam, Ketogenic Diet
- Prognosis - Poor
Benign Epilepsy with Centrotemporal Spikes/“Rolandic Epilepsy”
- Classification
- Clinical Picture
- Genetic Association
- EEG
- Treatment
- Prognosis
- Classification - Partial
- Clinical Picture:
Onset: School age, 15-25% of epilepsy in children
CP: Nocturnal SPS with clonic contractions of upper face and upper limb, excessive salivation, gurgling or choking sounds - Genetic - None
- EEG - Centrotemporal spikes with normal background
- Treatment - No treatment, CBZ if frequent seizure
- Prognosis - Resolves by puberty 2/3 infrequent seizures
Childhood Epilepsy with Occipital Paroxsyms / Panayiotopoulos
- Classification
- Clinical Picture
- Genetic Association
- EEG
- Treatment
- Prognosis
- Classification - Partial
- Clinical Picture -
Onset: 1-14 average, 5 years
CP: Nocturnal autonomic seizures of prolonged duration. Child is conscious but complains about feeling sick, vomits, turns pale, dilated pupils +/- visual seizures, thermoregulatory alterations - Genetic Association - None
- EEG - Interictal occipital spikes, Increase in non-REM sleep
- Treatment - No treatment needed
- Prognosis - 20% develop ictal syncope w/ and wo convulsions
Idiopathic Childhood Occipital Epilepsy of Gastaut
- Classification
- Clinical Picture
- Genetic Association
- EEG
- Treatment
- Prognosis
- Classification - Partial
- Clinical Picture -
Onset: 3–14 years, Average 8 years
CP: Episodic blindness or colored luminous discs, visual hallucinations, lasting seconds or minutes; post-ictal migraine in 1/3 - Genetic Association - None
- EEG - Interictal high amplitude spike and wave complexes occurring with the eyes closed
- Treatment - CBZ
- Prognosis - 50% with positive FH of epilepsy
Acquired Epileptic Aphasia / “Landau-Kleffner Syndrome”
- Classification
- Clinical Picture
- Genetic Association
- EEG
- Treatment
- Prognosis
- Classification - Partial
- Clinical Picture
Onset: 3-8 years old
Focal seizure involving face or arm usually diagnosed initially as BECTS then child develop acquired motor and sensory aphasia - Genetic Association - Bilateral Centrotemporal spikes, increased during sleep
- EEG - Valproate, LTG, Steroids. Avoid CBZ & PHT
- Treatment - Variable - many children become permanently aphasic
- Prognosis
Continuous Spike - Wave Activity during Sleep (CWSW)
- Classification
- Clinical Picture
- Genetic Association
- EEG
- Treatment
- Prognosis
- Classification - ?
- Clinical Picture -
Onset: 5 years
CP: Starts with partial or generalized seizures then develop epileptic encephalopathy - Genetic Association
- EEG - ESES appears 2-3 years after onset
- Treatment - Valproate, Lamotrigine, Steroids
- Prognosis - ?
Lennox-Gastaut Syndrome
- Classification
- Clinical Picture
- Genetic Association
- EEG
- Treatment
- Prognosis
- Classification - Generalized
- Clinical Picture - Multiple seizures types (Tonic, Atonic, Absence), MR, Slow Spike Wave (1.5 - 2.5 Hz)
- Genetic Association - None
- EEG - Interictal: slow spikes and waves, <2.5Hz
- Treatment - Valproate for all seizure types, LTG & Felbamate for drop attacks
- Prognosis - Poor
Myoclonic-astatic Epilepsy / “Doose Syndrome”
- Classification
- Clinical Picture
- Genetic Association
- EEG
- Treatment
- Prognosis
- Classification - Generalized
- Clinical Picture - Myoclonic, atonic, tonic and absence seizures; Seizures may start in the setting of infection/fever
- Genetic Association - None
- EEG - Slow background, generalized spike and wave pattern
- Treatment - Valproate, LTG, LEV, Ketogenic diet
- Prognosis - Poor
Childhood Absence Epilepsy
- Classification
- Clinical Picture
- Genetic Association
- EEG
- Treatment
- Prognosis
- Classification - Generalized
- Clinical Picture - Brief (few seconds) staring episodes with behavioral arrest; May have automatisms. No post ictal state
Provoked by HV - Genetic Association -
- EEG - 3Hz spiel and wave pattern
- Treatment - Ethosuximide, Valproate, LTG. D/C if seizures
- Prognosis - Excellent, Remits by teen years