Tawny Kitaen’s cause of death has officially been revealed. A spokesperson for the Orange County Sheriff’s Department says the actress died from dilated cardiomyopathy and that it has been ruled as a natural death. Other conditions listed include: mild coronary atherosclerosis (clogged arteries), mirtazapine (antidepressant), mirtazapine metabolite, alprazolam (Xanax), acetaminophen (Tylenol), pregabalin (nerve pain medication)…