Every step in the process of phlebotomy affects the quality of the specimen and is thus important for preventing laboratory error and patient injury. This document provides guidance on blood sampling and reiterates the accepted principles for drawing and collecting blood.
Do you wonder if the storage and handling of QC materials influences the results? This article gives examples of how the temperature of the QC material and the mixing affects the measured results and explains also how this situations can be avoided.
The determination of the ‘erythrocyte sedimentation rate’ (ESR) is a commonly performed laboratory test with a traditional role. In this article, the mechanism of red blood cell aggregation and sedimentation is described, the standardised procedure is explained and we provide an update on the clinical interpretation of the ESR.