White blood cells 2.1×10^9/L, platelets 86×10^9/L, may be a transient viral infection caused by a transient decline in white blood cells and platelets, this time is not serious; but may be aplastic anemia, leukemia and other diseases, this time is more serious.
1. Viral infections: certain viruses can cause a transient decrease in white blood cells and platelets, such as influenza virus, respiratory syncytial virus and so on. At this time, as long as the primary disease is under control, the white blood cells and platelets will return to normal after a period of time, generally not serious.
2. Aplastic anemia: manifested by the decline of white blood cells, red blood cells and platelets, which may be accompanied by severe infection, fever and bleeding symptoms. Some patients are more serious, with many complications, and the mortality rate of patients with severe aplastic anemia is relatively high.
3. Leukemia: part of leukemia can appear white blood cells, platelets and red blood cells decline, can also appear more serious infection, bleeding and other symptoms, easy to life-threatening, more serious.
White blood cells 2.1×10^9/L, platelets 86×10^9/L, there are other possibilities, it is recommended to consult a doctor in a timely manner to identify the cause, the cause of treatment, do not delay.