Results 201 to 210 of about 81,436 (246)
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Determination of an international sensitivity index of thromboplastin reagents using a WHO thromboplastin as calibrator for plasma spiked with rivaroxaban

Blood Coagulation and Fibrinolysis, 2011
Rivaroxaban and other direct factor Xa inhibitors are used at fixed doses without drug monitoring and dose adjustment. Patients may require determination of the anticoagulant effect during treatment.
J. Harenberg   +4 more
semanticscholar   +1 more source

THE GENERATION OF THROMBOPLASTIN AND LEVELS OF PLASMA THROMBOPLASTIN COMPONENT IN THE BLOOD OF INFANTS

Pediatrics, 1956
Infants less than 6 months of age have decreased thromboplastin generation, resulting in part from a deficiency of plasma thromboplastin component. Some factor or factors other than a low level of plasma thromboplastin component may contribute to this deficiency.
Arthur E. McElfresh   +2 more
openaire   +3 more sources

Shortened activated partial thromboplastin time: causes and management

Blood Coagulation and Fibrinolysis, 2010
Throughout the long history of the hemostasis laboratory, and as an evaluation of the coagulation cascade, the results of the activated partial thromboplastin time (APTT) have primarily been considered as an index of loss-of-function and rarely as an ...
G. Lippi   +4 more
semanticscholar   +1 more source

A laboratory evaluation into the short activated partial thromboplastin time

Blood Coagulation and Fibrinolysis, 2010
Although short activated partial thromboplastin times (APTTs) are generally considered to be laboratory artefacts of problematic blood collections, there is mounting evidence that in some cases a short APTT may reflect a hypercoagulable state ...
A. Mina   +3 more
semanticscholar   +1 more source

THROMBOPLASTIN REFERENCE PREPARATIONS

Scandinavian Journal of Haematology, 1980
The need for standardization of methods for the control of anticoagulant therapy was apparent 25 years ago. With the development of the ratio method for comparing the sensitivity of different thromboplastin preparations it became possible to equate the value obtained with one preparation in terms of the value which would be obtained with any other ...
openaire   +3 more sources

A prospective study of the value of monitoring heparin treatment with the activated partial thromboplastin time.

New England Journal of Medicine, 1972
Two hundred and thirty-four patients treated with continuous intravenous infusions of heparin were studied prospectively to seek a relation between the activated partial thromboplastin tim...
D. Basu, A. Gallus, J. Hirsh, J. Cade
semanticscholar   +1 more source

A randomized trial comparing activated thromboplastin time with heparin assay in patients with acute venous thromboembolism requiring large daily doses of heparin.

Archives of Internal Medicine, 1994
BACKGROUND The management of heparin therapy in patients who have a subtherapeutic activated partial thromboplastin time (APTT) despite high doses of heparin is problematic because the risk of heparin-associated bleeding increases with dose.
M. Levine   +7 more
semanticscholar   +1 more source

Thromboplastin Generation Test

JAMA: The Journal of the American Medical Association, 1967
In the classical theory of blood coagulation, it was postulated that prothrombin was converted to thrombin through the action of calcium and thromboplastin. It is now established that circulating blood contains no active thromboplastin but that thromboplastin is generated during coagulation.
openaire   +3 more sources

The production and availability of tissue thromboplastin in cellular populations of whole blood exposed to various concentrations of endotoxin. An assay for detection of endotoxin.

Scandinavian Journal of Haematology, 2009
These studies were undertaken to determine the type and availability of the procoagulant activities generated in blood incubated with endotoxin. The shortening of the recalcification time of blood incubated with endotoxin was directly correlated with the
B. Østerud, E. Bjørklid
semanticscholar   +1 more source

Utility of the thromboplastin‐plasma cell‐block technique for fine‐needle aspiration and serous effusions

Diagnostic Cytopathology, 2009
(I) To assess the feasibility of thromboplastin‐plasma (TP) method for cell block, (II) to concentrate the minimal cellular material from effusions and needle‐rinses by block preparation and improve visual details, (III) to compare conventional ...
Manisha B. Kulkarni   +3 more
semanticscholar   +1 more source

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