Clinical manifestations of Dead Yin syndrome include hot and sticky sweat, such as beads of oil, body heat, warm limbs, irritability, skin wrinkling, sunken eyes, red face and cheekbones (cheeks and cheekbones are reddish in color), fine pulse (the pulse becomes narrower and finer and the rate accelerates), and weakness when pressed. Dead Yin syndrome refers to the severe depletion of the body’s yin fluid and wants to be exhausted, with sweating like oil, heat and thirst, red face and lips, pulse counting disease as the main manifestations of the critical evidence. It can be developed due to the deficiency of yin fluid caused by prolonged illness, or due to high fever and sweating, excessive vomiting and diarrhea, excessive blood loss, severe burns, etc., resulting in the violent loss of yin fluid. Due to the deficiency of yin, yin exhaustion and yang floating, forcing the excretion of Jin, so see sweating like oil, body heat and limb warmth, respiratory breath; yin deficiency and liquid exhaustion, the loss of moistening, so see thirst, skin wrinkles, orbital depression, urination is very little, lips and tongue dry and burnt; yin exhaustion and yang floating, up to the disturbance of the mind and spirit, then the false annoyance and restlessness; yang qi floating in the upper, then the face of the red zygomatic red; pulse is thin and fast, the yin injuries of the symptoms of the serious. Dead yin involved in the internal organs, mostly related to the heart, liver, kidney, clinical generally no longer distinguish one by one. If this syndrome is not treated properly, the yang will die with it. If the above symptoms occur, please go to the hospital in time to avoid delay.