High and Low White Blood Cell Counts A normal white blood cell count varies by age. For adults, anything above 11,000 WBCs per microliter is usually considered high, and more than 20,000 may ...

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 ...

The fact that leukocytosis is associated with infection does not mean that the white blood cell count is a good test for infection, because many patients with infection have no leukocytosis ...