Also known as: Insecticide poisoning
Matt, a teenager taking his AP calculus exam, becomes severely ill from phosdrin (organophosphate pesticide) contamination in new clothing purchased from a street vendor. His symptoms include bradycardia, altered mental status, seizures, and multi-organ failure requiring experimental hydrolase treatment.
Also known as: Insecticide poisoning
A second teenager from the same school develops identical symptoms to Matt from the same source of contaminated clothing, helping House's team identify the true cause of poisoning.
Also known as: Tertiary syphilis affecting the brain
An 82-year-old woman presents with sudden personality changes and hypersexuality. House diagnoses reactivated syphilis from a 1939 infection that has now invaded her brain, causing permanent changes to her cerebral cortex despite being treatable with penicillin.