absolute leukocytosis

ab·so·lute leu·ko·cy·to·sis

an actual increase in the total number of leukocytes in the circulating blood, as distinguished from a relative increase (such as that observed in dehydration).
References in periodicals archive ?
A widely accepted but underinvestigated dictum holds that the very young and the very old may have a clinically significant leftshifted diff without demonstrating absolute leukocytosis.