Prothrombin time, PT

General information:

Prothrombin time (PT) is one of the indicators of the state of the blood clotting system. This is the time at which a patient's plasma is clotted after the addition of the appropriate reagents. It measures in seconds, but the result can be expressed in several ways - seconds (sec.), Percentage (%), INR, etc. PT refers to the screening coagulation tests that allow the blood clotting properties to be assessed and in what direction (hypo- or hyper-cohesiveness).

Indications for PT research are:

• treatment with indirect anticoagulants (Sintrom et al.);
• bleeding tendency;
• thromboembolic diseases;
• DIC - Syndrome;
• impaired hepatic function;
• prior to invasive medical manipulations or operations;
• congenital deficiency of blood coagulation factors - haemophilia and others.

Sample required:

Venous blood

Key words:

Prothrombin time, PT, diseases