Medscape4y
Activated Partial Thromboplastin Time versus Antifactor Xa Heparin Assay in Monitoring Unfractionated Heparin by Continuous Intravenous Infusion
The most common methods for monitoring UFH are the activated partial thromboplastin time (aPTT) and antifactor Xa heparin assay (anti-Xa HA), but both present challenges, and the optimal method to ...
Nature28d
A Brain Extract as a Substitute for Platelet Suspensions in the Thromboplastin Generation Test
THE test described in 1953 by Biggs and Douglas 1 has proved a valuable technique for the study of the generation of plasma thromboplastin, and in the diagnosis of the various hæmorrhagic states ...