D dimer is a blood test that evaluates levels of a protein fragment when there’s a clot hanging around in the bloodstream. If this level is elevated, it’s often a tip-off that there was a tiny blood ...

The COVID-19 pandemic caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is still spreading across many parts of the world, and clinicians are working on recognizing biomarkers ...

Measurement of plasma D-dimer levels – a test more commonly used to detect blood-clotting disorders – can provide useful information when making the difficult diagnosis of periprosthetic joint ...

DEAR DR. ROACH: What are D-dimers? Are they something I should be concerned about? I am an 83-year-old male with the usual problems that men my age have, such as an enlarged prostate, high blood ...

In the absence of any weighted clinical signs of a pulmonary embolism (PE), what D-dimer measurement would warrant an expensive CT workup? —RICH MOORE, PA-C, Bulls Gap, Tenn. Attempts at more ...

As part of the work-up of every patient presenting with "chest pain," routine orders in our ER include d-dimer and brain natriuretic peptide (BNP) tests. Is this either economical or proper, ...

Since its introduction to clinical use, the D-dimer test for deep venous thrombosis/pulmonary embolism has been a blessing and a curse. What is the current thinking regarding D-dimer use in clinical ...

(HealthDay)—Use of D-dimer levels to exclude pulmonary embolism (PE) has limited clinical utility and may be inappropriate in patients hospitalized with COVID-19, many of whom have increased plasma ...

A screening blood test originally validated in seriously ill patients without COVID-19 is still clinically useful for ruling out pulmonary embolism in patients hospitalized with the coronavirus, a ...

Editor's note: Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center. The plasma D-dimer assay has been used, along with clinical prediction scores, to rule out ...