Low white blood cells are related to physiological state, exercise, drugs and other reasons.
1. Physiological fluctuation, part of the white blood cells usually do not follow the normal blood flow for systemic circulation, but stick to the wall of the blood vessels in the so-called “edge pool”, this kind of low white blood cells is not really a white blood cell reduction, after appropriate exercise or stimulation of pathogenic bacteria, white blood cells will be normal or elevated.
2. Certain diseases or drugs and other secondary effects, such as autoimmune diseases, hypothyroidism, cirrhosis or some drugs can lead to leukopenia.
3. Hematopoietic system diseases, such as accompanied by decreased immunity, anemia and thrombocytopenia, need to be alert to hematopoietic system diseases, such as aplastic anemia.
There are many other reasons for low white blood cells, it is recommended to observe dynamically and clarify the reasons under the guidance of physicians.