Leukocytes 12.43×10^9/L is an elevated state and may be an abnormal presentation.
The normal value of leukocytes is (4~10)×10^9/L, so when leukocytes are 12.43×10^9/L, it belongs to the elevated state, which may be caused by physiological factors, such as after strenuous exercise or labor, in pregnancy and childbirth, and in infancy and childhood, there may be a temporary elevation of leukocytes.
In addition, elevated white blood cells can also be seen in disease states, such as acute infections like pneumonia and appendicitis, severe tissue injury, surgery, myocardial infarction, as well as leukemia and tumors.
Elevated white blood cells can have a variety of causes, so in order to identify the specific causes of elevated white blood cells, further relevant examinations should be improved. If necessary, consult a doctor in time to receive standardized diagnosis and treatment.