A person was found dead with bluish green frothy discharge at the angle of mouth and nostrils. What is the diagnosis ?
Blue green (or purple-green) pigmentation of hair, skin, mucosa and perspiration, purple (blue) green line on gums and bluish green frothy discharge from mouth and nostrils is seen in chronic poisoning of copper salt.
Arsenic poisoning
Copper poisoning
Mercury poisoning
Lead poisoning