DISTANT SPREAD OF TOXIN EFFECT. Postmarketing reports indicate that the effects of DYSPORTÂ® and all botulinum toxin products may spread from the area of injection to produce symptoms consistent with botulinum toxin effects.
Not to be confused with Agonal heart rhythm. Agonal respiration, gasping respiration or agonal breathing is an abnormal pattern of breathing and brainstem reflex characterized by gasping, labored breathing, accompanied by strange vocalizations and myoclonus. Possible causes include cerebral ischemia, extreme hypoxia or even anoxia.
Abnormal Breath Sounds. Abnormal breath sounds include: 1  the absence of sound and/or. 2  the presence of normal sounds in areas where they are normally not heard.  For example, bronchial (loud & tubular) breath sounds are abnormal in peripheral areas where only vesicular (soft & rustling) sounds should be heard.