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Peer-Reviewed Publication
Dev Med Child Neurol2026;68(8):1063-1071.August 1, 2026Journal Article

Patient outcomes in KCNQ2 developmental and epileptic encephalopathy.

Grant Maclaine1, Michele H Potashman2, Deepshikha Pawar3, Sugandh Sharma4, Katja Rudell5, Jason Lerner2, Vlad Coric2, Anne T Berg6, John Millichap7, Gil L'Italien2
1Biohaven Bioscience Ireland Ltd, Dublin, Ireland.
2Biohaven Pharmaceuticals, Inc., New Haven, CT, USA.
3Parexel International Ltd, Mohali, India.
4Parexel International Ltd, Chandigarh, India.
5COA Science, Parexel International, London, UK.
6Decoding Developmental Epilepsies, Washington, DC, USA.
7Precision Epilepsy PLLC, Chicago, IL, USA.

Abstract

The aim of this study was to review and summarize the literature describing clinically observed or caregiver-reported and patient-reported KCNQ2 developmental and epileptic encephalopathy (DEE) outcomes. Three online databases and selected congress proceedings were searched (August 2023). Case reports and series, observational studies, non-randomized and single-arm trials, and registries and datab…

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