Doctor insights on:
How Accurate Is A D Dimer In Ruling Out Pulmonary Embolisim
D-diner is a breakdown product from blood clots. It can be found elevated in certain conditions like pulmonary embolus (blood clot which travels to the lung) deep venous thrombosis (blood clot in deep vein of legs usually) and disseminated intravascular coagulation (diffuse clot formation from severe infection which ...Read more
Depends.....: If a d-diner is normal, then pulmonary embolism is unlikely. However, if the d-diner is elevated, it can be from many different causes, including but not limited to a pe, or pulmonary embolism. If the d-diner is elevated and the clinical scenerio fits, then pe must be ruled out with further testing, like a chest ct angiogram. ...Read moreSee 1 more doctor answer
Can you tell me in january, they done just a CT scan on my lungs and showed nothing and sent me home. I had accurate is the d-dimer for clots?
Not accurate : A negative d dimer is helpful for ruling out pulmonary clots. A positive d dimer is basically useless as it can occur from a variety of reasons. A CT angiogram is close to the gold standard for determining whether there are clots in lungs. Regardless of what the d dimer showed, if the CT was negative and they used contrast for the CT then you are in the clear. ...Read more
For the most part: The d-dimer test is nonspecific to blood clots and can be elevated for other reasons however it is almost always elevated with acute (new) blood clots. If a person has risk factors (smoking, immobility, obesity, recent orthopedic surgery, cancer) and symptoms, an ultrasound should be ordered regardless of the d-dimer. In a low-risk patient a negative d-dimer effectively rules out acute DVT/PE. ...Read moreSee 2 more doctor answers
Is a d-dimer enough to rule out a DVT or pulmonary embolism. suffering from chest pain,shortness of bteath, n burning n swelling in legs n back?
6 months ago hd a .91 d-dimer which led to CT scan for pulmonary emboli. Was negative. But was never told cause of d dimer or shown concern. Normal?
Pulmonary emboli: A d dimer test may be elevated due to a number of conditions including pulmonary emboli. I would suggest checking with your doctor for follow up and determining the normal d dimer range for your test. One aspect of diagnosing pe is a history and physical exam which may lead to clinical suspicion of the diagnosis. ...Read more
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