Carbon monoxide poisoning shows the following post-moem staining:: (A) Cherry red postmoem staining, (B) Pink postmoem staining, (C) Chocolate coloured postmoem staining, (D) Blue postmoem staining
Answer is A. In carbon monoxide poisoning, the colour of post moem staining is cherry-red. In poisoning by nitrites, potassium chlorate, potassium bicarbonate, nitrobenzene, acetanilide, bromates, and aniline the colour is chocolate brown. In asphyxia, the colour of the stains is deeply bluish-violet or purple. A bright pink colour is seen in hypothermia and bodies taken from cold water. Ref: The Essentials of Forensic Medicine and Toxicology by KS Narayan Reddy, 27th edition, Page 139.