Panel Discussion Video

Diagnosing CDKL5 Deficiency Disorder (CDD)

Panel: Prof. Helen Cross, Prof. Hideo Yamanouchi, Prof. Elaine Wirrell, Prof. Nicola Specchio.

A panel of four epilepsy specialists discusses how to recognize, diagnose, and treat CDKL5 deficiency disorder (CDD), a rare developmental and epileptic encephalopathy.

0:10 - Introduction: Prof. Helen Cross outlines the program structure and introduces the faculty panel.
1:48 - Clinical recognition of CDD: Prof. Nicola Specchio describes the hallmark features that should prompt clinicians to suspect CDD in an infant.
5:04 - Differential diagnosis: Prof. Elaine Wirrell explains how to distinguish CDD from Rett syndrome and Dravet syndrome.
11:08 - Why early diagnosis matters: Prof. Specchio covers how a confirmed genetic diagnosis shortens the diagnostic odyssey and enables targeted multidisciplinary care.
18:04 - Treatment strategies: Prof. Hideo Yamanouchi presents the layered approach to seizure management, from ganaxolone and fenfluramine to ketogenic diet and VNS.

Disclaimer: Parts of this program's content were developed using Claude Opus 4.7 (May 2026). All materials were reviewed and approved by the Wiley content strategist team and an external peer reviewer. No clinical material was created with the use of Claude or any other artificial intelligence.

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