PMC3958715_01
Bilateral gluteal dyskinesia and botulinum toxin injection.. Bilateral rhythmic gluteal movements associated with periodic discharges in electromyography and electromyography-guided onabotulinumtoxinA injection.
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v01
EMG recording, the left-sided discharges often preceded the right-sided discharges by less than 100 ms (Figure 1). EMG of the gluteus medius, long head of the biceps femoris, and lumbar paraspinal muscles showed no denervation potentials and a normal recruitment and interference pattern.