«One of the surprising findings from this study was that even the subjects who had
extreme exposure — two subjects who went to a music festival with 16 hours of exposure at 101 to 103 dBA (A-weighted decibels), which is
around 1,000 percent of the daily occupational
noise limit — had only temporary changes on some functional tests, with no evidence of permanent pathology,» Le Prell said.
• Tend to occur in seizure - prone breeds (e.g. beagle, Bernese mountain dog, etc.) • Often develop
around puberty (8 - 10 months old); usually before 2 years of age • Discernible pre-ictal mood change (e.g. depressed, irritable or flat mood) • Behavioral event is often sudden in onset and bout - like — though bouts may cluster into a lengthy sequence • Behavior is often
extreme, irrational, apparently unprovoked • Behavioral event may be triggered by stress or an environmental event (
noise, flashing light) • May be associated with autonomic signs (salivation, urination, anal gland discharge) • Post-ictal depression / unresponsive or even aggression