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Weapon types What are the types of weapons? Weapons by function Weapons by target Weapons by user Why type of weapon is cyanide? Chemical weapon (weapon by function) Why is it essential for a medical doctor to know about weapons? This example will make you understand. Urooj Khan, 46 years old, died on July 20, 2012. What was the manner of death? Initially, manner of death of Urooj Khan, 46, years was declared as natural in Chicago, Illinois. What was done to the dead body? External examination and basic toxicology testing. No signs of trauma were found. A basic toxicology screening for opiates, cocaine, and carbon monoxide came back negative. What was initially declared about this death? Arterial sclerotic cardiovascular disease — which encompasses incidents like heart attacks, strokes, and aortic ruptures. The case was reexamined after relatives requested same. More in-depth toxicology tests were done. What were the findings on revisiting the case? In September 2012, new screening results came back indicating cyanide in Khan's blood. A lethal amount of cyanide in Khan's system was declared later. The official manner of death was changed from natural to murder. What was done to the death certificate? An Amended death certificate was filed that established cyanide toxicity as the cause of death, and the manner of death as murder. What was the manner of death? Murder. For these reasons, a medical doctor should know everything about weapons. What are the types of poisonous cynides? Hydrogen cyanide gas. Crystalline solids potassium cyanide. Sodium cyanide. Acute poisoning How does cyanide harm a human being? The cyanide ion halts cellular respiration by inhibiting an enzyme in the mitochondria called cytochrome c oxidase. A fatal dose for humans can be as low as 1.5 mg/kg body weight. Chronic exposure In addition to being in pesticides and insecticides, cyanide is contained in tobacco smoke and smoke from building fires. Exposure to lower levels of cyanide can result in weakness, permanent paralysis, nervous lesions, etc. Treatment of poisoning and antidotes Inhaled dose of amyl nitrite. Intravenous sodium nitrite. Intravenous sodium thiosulfate. Hydroxocobalamin. Questions that need to be answered. Who is manufacturing cyanide? How was this cyanide obtained? What was the finished formulation (capsule, injection, etc.) of cyanide? Who gave him cyanide? How did cyanide end up in a murdered human being? How could this be prevented? |