This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Forensic Medicine
Underwater autopsy of the hea is done in? 
Select and explain. 
A. Air embolism, B. Myocardial Infarction, C. Pulmonary thromboembolism, D. CVA
A: Air embolism
Answer: A: Air embolism 
Explanation: Air embolism REF: Official gazette of the Council of Europe by Council of Europe Page 6 Indirect repeat in December 2010 If there is suspicion of air embolism, pre-autopsy radiology of thorax must be performed. The first stage of autopsy in such cases is careful paial opening of thorax and dislocation of lower three quaer of sternum with subsequent opening of hea under water allowing the measurement and sampling of escaping gas.