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 ...

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 ...

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 ...

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 ...

A prospective validation study found that age-adjusted D-dimer thresholds can safely rule out lower extremity DVT for more people with low to intermediate suspicion in the first place. The ...