Diagnostic finding

Leukocytosis

An increase in the number of leukocytes in circulating blood, typically defined as a white blood cell count above the upper limit of the normal reference range for age and physiological state (adults: 4-11 × 10⁹/L). Possible causes are infection (bacterial, viral, fungal), inflammation (arthritis, allergies, burns, injury, surgery), intense exercise, steroids, and myeloproliferative disorders.

Also known as: Leucocytosis, Neutrophilia, High white blood cell count

Referencing diagnoses

Note: Lists existing diagnoses in Diagnotize only.