A high white blood cell (WBC) count can develop due to many conditions ... of your blood sample (peripheral blood smear), which can determine whether the size or shape of the cells is abnormal.

Higher levels of leukocytes -- a form of white blood cell -- are associated with more severe symptoms of long COVID among ...

Normal range of WBC count is 4000 – 11000 cells/ cu mm. A value above 11000 is termed as leukocytosis and a value less than 4000 is termed as leukopenia. A slightly elevated count can also be ...

A simple blood test might determine which patients are at risk for long COVID, a new study says. Higher levels of leukocytes -- a form of white blood cell ... that leukocyte count, a well ...

29, 2025 (HealthDay News) -- A simple blood test might determine which patients are at risk for long COVID, a new study says. Higher levels of leukocytes – a form of white blood cell – are ...