Due to the complexity of the etiology and the variability of the condition, there are many different types of syndromes, and the names are also diverse. Clinically, the five internal organs are often used to differentiate syndromes, among which anemia of the spleen is particularly common. Anemia of the liver is characterized by boils on the left cheek, red and ulcerous eyes, limbs resembling scabies, tuberculosis in front and behind the ears, sides of the neck, hollows of the shoulders, and both thighs, or biting nails, shaking the head to the side, white membrane covering the eyes, aversion to light and fear of the sun, a large belly with blue veins, etc. Anemia of the heart is characterized by ulcerated mouth and tongue, feverish body, yellow face and red cheeks, or swelling and pain, abdominal fullness and chest oppression, or palm heat and dry throat, thirst for drinking, night sweats, and biting teeth with imaginary fears. Anemia of the spleen is characterized by a yellow and thin body, dry and rough skin, no hair growth on the head, or boils and scabs, or red and ulcerous mouth and chin, vomiting and regurgitation of milk and food, fondness for earth, a large belly with an umbilical protuberance, diarrhea with sour water, turbid and white urine, or closing eyes and drowsiness, etc. Anemia of the lung is characterized by boils outside the nose, difficulty in swallowing, neck swelling and toothache, shortness of breath and cough, feverishness and shortness of breath, wrinkles on the skin, itching and discharge of snot, nosebleed and yellow eyes, turbid and frequent urination. Anemia of the kidney is characterized by brain heat and expectoration of sputum, cold and clammy hands and feet, emaciated limbs, slight chills and fever at night, slippery diarrhea and abdominal pain, bad breath and thirst, ulcerated gums, boils on the buttocks and ears, etc.