Despite multiple studies showing that a normal white blood cell (WBC) count does not exclude serious ... of data from a prospective study of 3563 adults who had blood cultures at a single ...

The normal white cell count is usually between 4 × 109/L and 1.1 × 1010/L. In the US, this is usually expressed as 4,000 to 11,000 white blood cells per microliter of blood. White blood cells make up ...