A member asked:

Went to er for chest pain. ddimer was elevated. ct of chest ruled out blood clot. didn't scan legs. what causes elevated d dimer if no clot?

2 doctors weighed in across 2 answers
Dr. Michael Korona answered

Specializes in Radiology - Interventional

Need to be followed.: May need leg vein Doppler ultrasound. Follow up with your primary care physician. Search vascular ultrasound at radiologyinfo.org.

Answered 12/14/2020

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Dr. Gerald Mandell answered

Specializes in Nuclear Medicine

Several things: Significant positive predictors of D-dimer positive included female sex; over age; black race; cocaine use; general, limb, or neurologic immobility; hemoptysis; hemodialysis; active malignancy; rheumatoid arthritis; lupus; sickle cell disease; prior venous thromboembolism pregnancy and postpartum state. CT angiography accurate for detecting pulm. embolism.

Answered 3/12/2020

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