This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Death and Investigations, Subject name: Forensic Medicine
Postmortem caloricity is not seen in? 
Select and explain. 
A. Strychnine poisoning, B. Typhoid, C. Organophosphorus poisoning, D. Septicemia
C: Organophosphorus poisoning
Answer: C: Organophosphorus poisoning 
Explanation: Ans. is 'c' i.e., Organophosphorus poisoning o Normally, temperature falls after death. But in some situations, for initial 2-3 hours the dead body may gain heat, i.e. postmortem caloricity.o Postmortem caloricity is seen in:-1) Due to disturbed heat regulation: Sun-stroke (heat stroke), pontine hemorrhage.2) Due to heat production by muscular activity: Tetanus, strychnine poisoning, asphyxial death.3) Acute bacterial or viral infections: Pneumonia, septicemia, liver abscess, peritonitis, typhoid, nephritis, meningitis, cholera etc.4) Very high atmosphere temperature.