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2. Pediatric EEG- Breakout Session Interictal EEG Douglas R. Nordli, Jr., MD
Epilepsy Center, Children’s Memorial Hospital
Chicago, Illinois, USA
3. Case 1: School-Age Boy with Nocturnal Paroxysmal Events
6. Case 1 Focal stereotyped spikes
Normal child
Idiopathic Localization-Related Epilepsy
ILAE 1.1
Benign Rolandic Epilepsy of Childhood
Benign Occipital Epilepsy of Childhood
7. Case 1: Variation A Boy with language delay
8. Fragile X Can have centro-temporal spikes
9. Case 1: Variation B Focal stereotyped central spikes
Abnormal child
Diffuse slowing of the background
Girl with progressive microcephaly
11. Case 1: Variation 1 Focal stereotyped central spikes
Abnormal child
Diffuse slowing of the background
Girl with progressive microcephaly
Needle-like spikes central region
Induced with finger pulp tapping
Rett’s Syndrome
12. Stereotyped Focal Spikes Normal background
Normal child
BREC
BOEC
Other
ILAE 1.1 Slowed background
Delayed child
Rett
Fragile X
Other conditions
14. Focal Spikes Pleomorphic spikes
Associated slowing, focal attenuation, or both
Localization-Related Epilepsy, Symptomatic
ILAE1.2
15. Epilepsies with Focal Seizures
16. Case 2: Pre-school Child; Recurrent Episodes of Staring
17. Hyperventilation
18. Sleep
19. Awake, Response Testing
20. Case 2: Variation 1 Pre-school Child
Recurrent Episodes of Staring
Normal Background
Normal Development
Idiopathic Generalized Epilepsy, ILAE 2.1
Childhood Absence, Pyknolepsy
21. Case 2: Variation A
22. Recurrent Staring Spells
23. Case 3: 17 Year Old Patient; Possible Seizure
25. Interictal EEG
27. Generalized Interictal Epileptiform Discharges Slow spike-wave (<2.5 Hz)
LGS, ?MAE
Typical spike-wave (3 Hz)
CAE
Fast or Irregular spike-wave (>3 Hz)
JAE, JME, GTCs upon awakening
28. Epilepsies with Generalized Seizures
29. Multifocal Spikes Focal epilepsies, particularly with infants
West (symptomatic generalized epilepsy)
Lennox-Gastaut Syndrome (symp gen)
Diffuse symptomatic epilepsies with focal and generalized features (ILAE 3.1)
30. Case 4: Infant With New Onset of Seizures
31. Interictal EEG
32. Case 5: 6 year-old with delay
33. Conclusion EEG Report:
Clinical Indications
Description of EEG
Summary of Findings
Clinical Interpretation