Myoclonus Phenomenology Atlas (Part 3): Myoclonus-Dystonia and Secondary Myoclonus Syndromes
Video 10.40 (C10c40): Myoclonus-Dystonia (SGCE Mutation)
Childhood action myoclonus with subtle foot dystonia and confirmed SGCE mutation.
Video 10.41 (C10c41): Severe Myoclonus-Dystonia
Disabling action myoclonus affecting arms, trunk, and gait.
Video 10.42 (C10c42): Treated Myoclonus-Dystonia
Mild residual myoclonus and writer's dystonia improved by trihexyphenidyl.
Video 10.43 (C10c43): Oscillatory Myoclonus in Myoclonus-Dystonia
Violent task-induced proximal myoclonus affecting the neck, shoulders, and trunk.
Video 10.44 (C10c44): Axial Myoclonus-Dystonia
Position-triggered truncal myoclonus without obvious resting dystonia.
Video 10.45 (C10c45): GPi DBS for Myoclonus-Dystonia
Standing-induced truncal myoclonus abolished by pallidal stimulation.
Video 10.46 (C10c46): Asymmetric Myoclonus-Dystonia
Right-sided limb, neck, and gait-limiting myoclonus dramatically improved by DBS.
- Pending
Video 10.47 (C10c47): Mild Myoclonus-Dystonia
Task-specific bilateral action myoclonus highlighted by writing and pouring.
Video 10.48 (C10c48): Myoclonus in Static Encephalopathy
Generalized movement-triggered myoclonus involving trunk and limbs.
Video 10.49 (C10c49): Alcohol Withdrawal Myoclonus
Generalized positive and negative myoclonus resolving with benzodiazepine treatment.
Video 10.50 (C10c50): Amantadine-Induced Myoclonus
Facial, neck, and action myoclonus resolving after drug withdrawal.
Video 10.51 (C10c51): Rasmussen Encephalitis with EPC and Dystonia
Facial epilepsia partialis continua, limb dystonia, and transient IVIG responsiveness.
Video 10.52 (C10c52): Opsoclonus-Myoclonus-Ataxia Syndrome (OMAS)
Opsoclonus, myoclonus, and ataxia with complete recovery after immunotherapy.
Video 10.53 (C10c53): OMAS
Opsoclonus accompanied by limb myoclonus and gait ataxia responsive to IVIG and steroids.
Video 10.54 (C10c54): Mild OMAS
Pursuit-induced opsoclonus, intention myoclonus, and broad-based gait.
Video 10.55 (C10c55): Jerking Stiff-Person Syndrome
Anti-GAD-positive stiffness with reflex-induced truncal myoclonus and gait fearfulness.
Video 10.56 (C10c56): Subacute Sclerosing Panencephalitis (SSPE)
Regular myoclonic-opisthotonic jerks occurring every few seconds.
Video 10.57 (C10c57): Advanced SSPE
Sparse periodic myoclonic jerks in a minimally conscious patient.
Video 10.58 (C10c58): Whipple Disease with Oculomasticatory Myorhythmia
Pendular convergence nystagmus synchronized with masticatory movements.
Video 10.59 (C10c59): Whipple Disease with Limb Myorhythmia
Rhythmic upper-limb movements and supranuclear vertical gaze impairment.
Video 10.60 (C10c60): Creutzfeldt-Jakob Disease with Cortical Myoclonus
Face and limb myoclonus, Babinski signs, and cortical ribboning on MRI.
Video 10.61 (C10c61): CJD with Alien Limb and Myoclonus
Myoclonus, negative myoclonus, cortical sensory dysfunction, and alien-limb phenomena.