Background: Paroxysmal movement disorders are rare and heterogeneous genetic conditions characterized by the recurrence of transient involuntary movements.
Phenomenology shown: The phenomenology of a paroxysmal kinesigenic dyskinesia in a young professional athlete.
Educational value: Providing basic clinical and genetic elements for the early recognition and diagnosis of a rare movement disorder.
Keywords: PRRT2; Paroxysmal dyskinesia; dystonia; paroxysmal exercise‐induced dyskinesia; paroxysmal kinesigenic dyskinesia; paroxysmal non‐kinesigenic dyskinesia.