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A 22-year-old female asked:

Had dvt before and had a another test last week which my d dimer result came back at 422 but scan of left leg was clear what does this mean?

1 doctor answer2 doctors weighed in
Dr. Bennett Werner
Cardiology 44 years experience
D-dimer: D-Dimer is extremely sensitive but highly non-specific. In other words, it will be elevated in all cases of clot but in most instances, it's a false alarm. Your experience is typical.

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Last updated May 14, 2014

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