Chorea Phenomenology Atlas (Part 2): Advanced Huntington Disease
Video 11.21 (C11c21): Juvenile/High-Repeat Huntington Disease Phenotype
Cognitive impairment, slowed vertical saccades, hyperreflexia, and 61 CAG repeats.
Video 11.22 (C11c24–25): Advanced Huntington Disease
Severe chorea, cognitive decline, ballistic movements, marked motor impersistence, and profound gait dysfunction.
Video 11.23 (C11c26): Late-Stage Huntington Disease with Spasticity
Minimal residual chorea replaced by rigidity, spasticity, and clenched-fist deformities.
Video 11.24 (C11c27): End-Stage Huntington Disease
Minimally conscious state with persistent facial chorea and profound global disability.
Video 11.25 (C11c28): Advanced Huntington Disease with Myoclonus
Rigidity, painful hand contractures, and severe generalized myoclonic jerks.
Video 11.26 (C11c29): Advanced Rigid-Dystonic Huntington Disease
Explosive dysarthria, severe spasticity, clenched fists, and markedly slowed saccades.
Video 11.27 (C11c30): End-Stage Akinetic-Rigid Huntington Disease
Loss of chorea with severe oculomotor impairment, contractures, and profound disability.