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What is Cherry red hypostasis is seen in - and explain in detail?
CO affinity to myoglobin is about 40 times greater than oxygen & affinity to haemoglobin is 200-300 times greater. It acts as a chemical asphyxiant by reducing the oxygen carrying capacity of blood and produces death due to anaemic anoxia. POSTMOEM CHANGES A cherry red coloration of skin,mucus membranes, conjunctiva,nail beds, areas of hypostasis, blood ,tissue and internal organs is seen in 15-20% cases It is associated with 30-40% COHb This cherry red discolouration changes to dark green and then to brown. Ref: K.S.Narayan Reddy's Synopsis of Forensic Medicine and Toxicology, 29th edition, Chapter 35, page- 347.