Here you will find information to support the care of a patient with Cornelia de Lange Syndrome

The Canadian CdLS Foundation supports the published Expert Consensus Document "Diagnosis and management of Cornelia de Lange syndrome: first international consensus statement' (October 2018).  This document should be used to guide assessment, treatment and management of Canadians with CdLS. Download PDF here

A particularly frequent occurence in individuals with CdLS is related to Gastrointestinal challenges, therefore a specific briefing letter has been provided by Dr. Margaret (Peggy) Marcon (Medical Director and Paediatric Gastroenterologist-Sick Kids) to guide assessment and treatment of individuals with CdLS in Canada.  Download PDF here.

If you are a primary care provider needing consultation please contact Dr. Peggy Marcon at or by phone at 416-813-7735.

Learn more about Cornelia de Lange Syndrome:


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