Normal D-dimer levels in emergency department patients suspected of acute pulmonary embolism
Kelly L. Dunn, BA*,
Jonathan P. Wolf, BS*,
David M. Dorfman, MD, PhD ,
Patricia Fitzpatrick, BS ,
James L. Baker, MD, MPH and
Samuel Z. Goldhaber, MD*,*
* Cardiovascular Division, Boston, Massachusetts, USA
Department of Pathology and Hematology Laboratory, Boston, Massachusetts, USA
Department of Emergency Medicine, Brigham and Womens Hospital, Harvard Medical School, Boston, Massachusetts, USA

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Figure 1 D-dimer results in a series of 1,106 patients evaluated in our emergency department for suspected acute pulmonary embolism.
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