Gangrene is a serious condition where body tissue begins to die because of a lack of blood flow or infection. It can occur when blood circulation is reduced or blocked, often as a result of injury, infection, or underlying health conditions like diabetes. Symptoms of gangrene may include changes in skin color, swelling, pain, and a bad-smelling discharge. In serious cases, the affected tissue may become black and dead. Treatment typically involves improving blood flow to the area, removing dead tissue through surgery or cleaning, and treating any underlying infections. In some cases, surgery to remove the affected limb, fingers, or toes may be necessary to prevent the spread of gangrene and save the person's life. Early detection and immediate treatment are crucial to prevent complications and preserve affected limbs or organs.

What is "gangrene"?

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