Normal and Abnormal EEG Findings Jeffrey W. Britton, MD Mayo Clinic, Dept of Neurology American Epilepsy Society 2015 E Slide 1.

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Presentation transcript:

Normal and Abnormal EEG Findings Jeffrey W. Britton, MD Mayo Clinic, Dept of Neurology American Epilepsy Society 2015 E Slide 1

Normal and essentially normal EEG background American Epilepsy Society 2015 E Slide 2

EEG – Longitudinal Bipolar Montage American Epilepsy Society 2015 E Slide 3

EEG – Ipsilateral Ear Referential Montage American Epilepsy Society 2015 E Slide 4

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Right eye covered

EEG benign variants American Epilepsy Society 2015 E Slide 14

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Abnormal EEG American Epilepsy Society 2015 E Slide 20

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F P1 -F 3 F3-C3 C3-P3 P3-O1 FP2-F4 F4-C4 C4-P4 P4-O2 50  V 1 sec American Epilepsy Society 2015 E Slide 31

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Epileptiform discharges American Epilepsy Society 2015 E Slide 34

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Ictal/Spell EEG Patterns American Epilepsy Society 2015 E Slide 41

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Pre-LorazepamPost-Lorazepam American Epilepsy Society 2015 E Slide 45

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American Epilepsy Society 2015 E Slide 49

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Part 2 American Epilepsy Society 2015 E Slide 57