Internal quality control is an integral process of laboratory testing. A clinical laboratory's coagulation quality control (QC) program is a critical component of its quality assessment program. The ...

Factor deficiency or inhibition. The possible causes of the isolated prolonged aPTT in this case include factor deficiencies and factor inhibitors. Prolongation of both the PT and aPTT suggests ...

Coagulation testing methodologies are often challenging for new users to understand. Terminology may be confusing and the methodologies are sensitive to many variables. Consideration of biological, ...

Biological variation represents the natural fluctuations in laboratory test results that occur both within an individual over time and among different individuals. In the context of coagulation ...

(HealthDay News) — Most routine coagulation tests can be reliably evaluated after storage at room temperature for up to 8 hours after blood collection, according to a study published in the ...

Background: Unfractionated heparin (UFH) has been used clinically for 5 decades. Despite being a cornerstone of anticoagulation, UFH is limited by its unpredictable pharmacokinetic profile, which ...