Bright red hypostasis is seen in: (PGI Dec 2007)
Ans: B (Cyanide poisoning) Postmortem stainingr Subcutaneous hypostasis5, Livor mortis, 0 Cadaveric lividity(r), SuggilationsQ, Vibices vibices and Darkening of deathQ# This is the bluish-purple or purplish-red discoloration which appears under the skin in the most superficial layers of the dermis (rete mucosum of the dependent part of the body after death, due to capillo-venous distention. When coagulation in capillaries takes place, the stains become permanent and this is known as fixation of post-mortem staining.# Medico-legal Importance:(1) It is a sign of death". (2) Its extent helps in estimating the time of death, which is unreliable. (3) It indicates the posture of the body at the time of death. (4) It may indicate the moving of the body to another position some time after death. (5) Sometimes, the colour may indicate the cause of deathQPostmortem stainingPoisoning / ConditionColourCarbon monoxideQCherryredQHydrocyanic acid (HCN) Bum.BrightredQNitritiesQPotassium chloratePotassium bricarbonateNitrobenzene AcetanilideBromidesAniline (1/t methaemo globinaemia)Chodoate or copper brownQPhospphorusQDark brown or yellowAsphyxiaBlusih violet or PurpleQMethaemoglobinaemiaBrownClostridium perfringes (septic abortion)BronzeQHypothermia Refrigerated bodies Bodies found in cold waterBright pinkInfection with DICBlotchy purplish, red or pink rashesMummificationTurn from brown to black d/t drying.
Dhatura poisoning
Cyanide poisoning
Carbon monoxide poisoning
Aniline poisoning
Forensic Toxicology - Concepts, Statutes, Evidence, and Techniques