Maggie Garvey - IASLT Conference 2013
Maggie Garvey - IASLT Conference 2013
Maggie Garvey - IASLT Conference 2013
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Jong-Hyun et al study (2012)• 62 y/o post-left brain stem CVA• 2mm mouth opening. PEG inserted• EMG of left masseter showed increased muscle activity• 50 units of Botulinum toxin into left masseter and 20units into left temporalis with ultrasonography• Mouth opening improved from 2mm to 14mm onemonth later• Improvement maintained for 13 months after injection