Low hemoglobin and erythropoietic pressure means that the number of red blood cells is below the normal range, which means that the body is anemic, and the lower the hemoglobin and erythropoietic pressure, the more serious the degree of anemia. There are many clinical diseases that cause anemia, the most common ones are iron deficiency anemia, aplastic anemia, myelodysplastic syndrome, hemolytic anemia, chronic hemorrhagic anemia, and various hematological malignant diseases, including leukemia, myelodysplastic syndrome, lymphoma, etc., which may have low hemoglobin and red blood cell pressure, When patients have anemia, they will show a series of symptoms such as pale face, dizziness, weakness, panic and chest tightness after activities. For the treatment of anemia, in severe cases, blood transfusion can be given, and symptomatic and causal treatment should be given according to the cause of the disease.