Main Article Content
Blood is a biological evidence which can be found at any of the crime scene such as murder, rape, burglary, suicide. Blood mainly acts as a vital biological evidence based on which the suspect can be identified. In a human body the blood is mainly considered as oxygenated and deoxygenated but based on location mainly in women they are of two types, the one which flows in blood vessels considered as normal blood and the other which is present in the uterus (endometrial layer) of the women considered as menstrual blood. This review paper, summarizes and focuses on the parameters that the forensic experts use to distinguish the provided blood evidence as normal blood or menstrual blood sample.