The colour of the tube used for erythrocyte sedimentation charge (ESR) testing is usually black, containing sodium citrate as an anticoagulant. This particular additive maintains a ratio of 1 half citrate to 4 elements blood, essential for correct outcomes. Different blood exams could make the most of in a different way coloured tubes with various anticoagulants, every suited to particular analyses.
Right tube choice is important for dependable ESR outcomes. Utilizing an incorrect additive or ratio can alter the sedimentation course of, resulting in deceptive medical interpretations. The standardized black-topped tube ensures consistency and comparability throughout completely different laboratories and time factors, supporting correct illness monitoring and analysis. Traditionally, Westergren and Wintrobe strategies have been employed, with standardized strategies enhancing end result accuracy and reliability over time.
