A factory worker presented with tremors, personality change and a blue line in gum. Probable diagnosis is chronic poisoning with:: (A) Lead, (B) Mercury, (C) Arsenic, (D) Thallium
Answer is B. Ans. (B). Mercury.Mad hatter disease is an occupational disease among hatmakers, caused by chronic mercury poisoning.Mental confusin, emotional disturbances, and muscular weakness, Intentional tremor (Hatter's shakes)