Question of the Day – Tuesday January 15, 2019

Question – What triad of symptoms has been associated with severe cases involving the inhalation of mercury vapor?

Answer- According to the cited reference, severe cases involving the inhalation of mercury vapor are “characterized by a triad consisting of intentional tremor, gingivitis, and erethism. Erethism consists of bizarre behavior such as excessive shyness and even aggression”. (Clarkson TW et al. The toxicology of mercury- Current exposures and clinical manifestations. 2003 NEJM 349:1731-1737)