What is the cause of 9.8 white blood cells

A white blood cell count of 9.8 x 10^9/L is within the range of normal values and is normal.
The normal value range of white blood cell count is (4~10)×10^9/L, while 9.8×10^9/L is within the normal value range, which is a normal performance. Leukocytes mainly play the role of anti-inflammatory and immune defense in the human body. There are five types of classified cells which are neutrophils, lymphocytes, monocytes, eosinophils and basophils.
1. When the human body has bacterial infection, leukemia and other diseases, there can be elevated white blood cell count, bacterial infection caused by white blood cell elevation is usually not more than 50 × 10 ^ 9 / L, while leukemia patients white blood cell count is often greater than 50 × 10 ^ 9 / L, can be multiplicative growth.
2. When the human body occurs dry syndrome and other rheumatic immune diseases, hypothyroidism, splenomegaly, Helicobacter pylori infection, viral hepatitis, hypoproliferative leukemia, myelodysplastic syndromes and other diseases can lead to leukopenia.
The use of methimazole, propylthiouracil, antibiotics, and chemotherapeutic drugs such as hydroxyurea, cytarabine, and zorubicin can also lead to leukopenia.
If the patient has a white blood cell increase or decrease, you need to go to the hematology department in a timely manner, improve the relevant examination to clarify the cause of the disease, and then under the guidance of the physician to address the cause of the treatment.