Sudden emergence

Swift initial development of a disease. It occurs as a result of the following causes:

• Exuberant evil qì, such as external evils, invading the body of an individual whose right qì is strong and puts up an immediate fight.
• Sudden emotional changes that cause counter-flow and chaotic movement of blood.
• Poisonous substances and snake or insect venom that enter the blood immediately.
• Physical injuries such as knocks and falls, burns and scalds, incised wounds, frostbite, electric shocks, and bullet wounds.