Ethylene diamine tetra acetic acid is an anticoagulant. It inhibits clotting by extracting or chelating calcium from the blood. It allows the adequate conservation of cellular elements and the morphology of blood cells.
Pseudothrombocytopenia - An Overview
Pseudothrombocytopenia is a laboratory phenomenon, not a medical condition, resulting in falsely low platelet counts due to platelet clumping.