Does an elevated ultrasensitive D-dimer level in a patient whose pre-test probability puts him at low risk for pulmonary embolus (PE) indicate an increased risk for PE or deep venous thrombosis (DVT)?

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 ...

The investigation included 2993 CTPAs in 2655 patients over an approximately 2.5-year period. The authors compared the diagnostic yield of the override group (563 CTPAs in patients with a Wells score ...

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 ...