Citrated blood does not reliably reflect fresh whole blood coagulability in trials of in vitro hemodilution.

Roche, A M; James, M F M; Grocott, M P W; Mythen, M G · Anesth Analg · 2003

Where this comes from

Abstract

Citration and storage of whole blood markedly alter the Thrombelastograph effects of hemodilution on coagulation. The results of hemodilution studies in which citrated blood has been used to study coagulation may not be reliable.

Medical subject headings