The brown colour of the contusion is true is due to –
Correct Answer: Hemosiderin
Description: The synopsis for forensic medicine & toxicology Dr .ks.narayan reddy, 28th edition, Pg no. 108
Colour of the bruise indicates the age of a bruise, the colour change is due to the breaking down of hemoglobin into hemosiderin, haematoidin and bilirubin by the action of enzymes.
At first: red Few hours to 3 days: blue 4th day: bluish black to brown (hemosiderin ) 5-6th day: greenish (haematoidin ) 7-12th day: yellow (bilirubin ) 2 weeks: normal
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