Red as a beet: cutaneous vasodilation
Blind as a bat: nonreactive mydriasis (often delayed 12-24hr)
Mad as a hatter: delirium; attention deficit; hallucinations; dysarthria; lethargy
Full as a flask: urinary retention
Hot as a hare: anhydrotic hyperthermia (may become severe w/ agitation)
Dry as a bone: anhidrosis (esp axillae, mouth)
And the heart runs alone: Tachycardia (HR 120-160) and decreased/absent bowel sounds
ECG
Sinus tachycardia
QRS widening in some cases
Sinus tachycardia
QRS widening in some cases
Anticholinergic toxicity
Sympathomimetic toxicity
Antipsychotic toxicity
Red, dry skin and absent bowel sounds favors anticholinergic toxicity
Tricyclic antidepressant toxicity
Encephalitis
Benzodiazepine toxicity
Head trauma