Prospective follow-up study of youth and adults with onset of functional tic-like behaviours during the COVID-19 pandemic
This research study was based on data from our child and adult tic disorder registries. Over 6-12 months we observed a meaningful improvement in tic severity scores in youth and adults with functional tic-like behaviours.
Have We Forgotten What Tics Are? A Re-Exploration of Tic Phenomenology in Youth with Primary Tics
This research study was based on data from our child tic disorder registry. Our study suggests that age and sex affect clinical presentation in youth with tics.
This study won the movement disorders clinical practice 2022-2023 research article of the year award.
What are the Key Phenomenological Clues to Diagnose Functional Tic-Like Behaviors in the Pandemic Era?
This research study was based on data from the adult tic disorder registry and the child tic disorder registry. This study will help physicians diagnose youth with functional tic-like behaviours according to features of specific movements and sounds.
Testing the specificity of phenomenological criteria for functional tic-like behaviours in youth with Tourette syndrome
This research study was based on data from the child tic disorder registry and helps support the diagnostic criteria for functional tic-like behaviours in youth.
Premonitory Urge in Patients with Tics and Functional Tic-like Behaviors
This research study was based on data from the adult tic disorder registry. From this study we learned that patients with functional tic-like behaviors and patients with tics have similar premonitory urge and thus this would not be a useful way to distinguish between the two.