These include: Infections typically cause a high white blood cell count because these cells are the body’s way of eliminating infectious organisms—viruses, bacteria, fungi, and parasites.

Causes of High White Blood Cell Counts When an infection is causing a high white blood cell count, you may experience symptoms such as fever and fatigue. Other causes of elevated WBCs can include ...

Of 289 patients with bacteremia, 52% had normal WBC count and 17% had neither WBC elevation nor fever. Despite multiple studies showing that a normal white blood cell (WBC) count does not exclude ...