ACMT Toxicology Visual Pearls: Abnormal Brain Imaging

An 85 year-old man presented with coma after ingestion of a household product. Two key axial views of his brain MRI are shown. Which of the following did he ingest?
- Apple cider vinegar
- Bleach
- Drain cleaner
- Ethylene glycol
- Hydrogen peroxide

A 2-year-old previously healthy boy presents to the emergency department (ED) acting sleepier than usual. Yesterday, he was in his usual state of health, but this morning he didn’t wake up at his usual time of 6 am. When his father went to his room at 7 am, the child was lying in bed. He opened his eyes to look at his father, but did not get out of bed. The mother and father deny any trauma, fever, or seizure activity.

A middle-aged Asian female presents to the emergency department complaining of 2-3 days of mouth pain. She has chewed betel nut for a number of years. Which of the following is true regarding her presentation and management?