Question

A 22-year-old man presents to the emergency department after ingesting an unknown quantity of acetaminophen 3 hours ago in a suicide attempt. He is currently asymptomatic. According to Canadian toxicology practice, what is the most appropriate management step?

Accepted Answer

Measure serum acetaminophen level at 4 hours post-ingestion and use the nomogram to determine need for N-acetylcysteine

Answer

Observe without investigations because he feels well

Answer

Start N-acetylcysteine only if he becomes jaundiced

Answer

Discharge with psychiatric follow-up but no labs

Answer

Induce emesis at home and avoid hospital assessment

Practice question

A 22-year-old man presents to the emergency department after ingesting an unknown quantity of acetaminophen 3 hours ago in a suicide attempt. He is currently asymptomatic. According to Canadian toxicology practice, what is the most appropriate management step?