Epileptic Disorders
MENUEEG features of 15q duplication syndrome Volume 24, issue 4, August 2022
Authors
Department of Neurology, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA
* Authors contributed equally.
Correspondence:
Irfan S. Sheikh
Department of Neurology, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA
- DOI : 10.1684/epd.2022.1447
- Page(s) : 735-6
- Published in: 2022
We report a seven-year-old boy with intellectual disability and new-onset seizures associated with an interstitial duplication of 15q11-q13, consistent with the diagnosis of 15q duplication syndrome (Dup15q). Routine EEG (figures 1, 2) showed excessive beta activity, bursts of high-amplitude, sleep-activated, multifocalepileptiform discharges and bursts of sleep-activated 16-20-Hz fast activity. Although excessive beta activity (13-30 Hz) can be seen in other scenarios, such as in patients on benzodiazepines [...]
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