Shifting Up Cutoff Value of D-Dimer in the Evaluation of Pulmonary Embolism: A Viable Option? Possible Risks and Benefits

Objectives. To evaluate the viability of the possibility to use a higher D-dimer value than the one used today in the clinical algorithms evaluating patients suspected to have pulmonary embolism. Methods. A retrospective analysis of 300 serial patients for whom D-dimer values were taken during a 10...

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Main Authors: Bennidor Raviv, Shlomo H. Israelit
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:Emergency Medicine International
Online Access:http://dx.doi.org/10.1155/2012/517375
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author Bennidor Raviv
Shlomo H. Israelit
author_facet Bennidor Raviv
Shlomo H. Israelit
author_sort Bennidor Raviv
collection DOAJ
description Objectives. To evaluate the viability of the possibility to use a higher D-dimer value than the one used today in the clinical algorithms evaluating patients suspected to have pulmonary embolism. Methods. A retrospective analysis of 300 serial patients for whom D-dimer values were taken during a 10 month period in the emergency room of a tertiary medical center. Results. Our analysis showed that it may be safe and cost effective to use a D-dimer value of 900 ng/ml rather than the value of 500 ng/ml accepted today, with sensitivity of 94.4%. In younger patients [under 40 years] the sensitivity reached was even higher—100%. Conclusions. Raising cutoff values of D-dimer in screening for pulmonary embolism seems a viable option. There may be a place for “tailoring” cutoff values according individual patient characteristics, such as according age groups. More studies of the subject are warranted.
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spelling doaj-art-87f70eecb0e54051a5dd064b7d762eba2025-02-03T06:14:00ZengWileyEmergency Medicine International2090-28402090-28592012-01-01201210.1155/2012/517375517375Shifting Up Cutoff Value of D-Dimer in the Evaluation of Pulmonary Embolism: A Viable Option? Possible Risks and BenefitsBennidor Raviv0Shlomo H. Israelit1Department of Emergency Medicine, Rambam Health Care Campus, Haifa 31096, IsraelDepartment of Emergency Medicine, Rambam Health Care Campus, Haifa 31096, IsraelObjectives. To evaluate the viability of the possibility to use a higher D-dimer value than the one used today in the clinical algorithms evaluating patients suspected to have pulmonary embolism. Methods. A retrospective analysis of 300 serial patients for whom D-dimer values were taken during a 10 month period in the emergency room of a tertiary medical center. Results. Our analysis showed that it may be safe and cost effective to use a D-dimer value of 900 ng/ml rather than the value of 500 ng/ml accepted today, with sensitivity of 94.4%. In younger patients [under 40 years] the sensitivity reached was even higher—100%. Conclusions. Raising cutoff values of D-dimer in screening for pulmonary embolism seems a viable option. There may be a place for “tailoring” cutoff values according individual patient characteristics, such as according age groups. More studies of the subject are warranted.http://dx.doi.org/10.1155/2012/517375
spellingShingle Bennidor Raviv
Shlomo H. Israelit
Shifting Up Cutoff Value of D-Dimer in the Evaluation of Pulmonary Embolism: A Viable Option? Possible Risks and Benefits
Emergency Medicine International
title Shifting Up Cutoff Value of D-Dimer in the Evaluation of Pulmonary Embolism: A Viable Option? Possible Risks and Benefits
title_full Shifting Up Cutoff Value of D-Dimer in the Evaluation of Pulmonary Embolism: A Viable Option? Possible Risks and Benefits
title_fullStr Shifting Up Cutoff Value of D-Dimer in the Evaluation of Pulmonary Embolism: A Viable Option? Possible Risks and Benefits
title_full_unstemmed Shifting Up Cutoff Value of D-Dimer in the Evaluation of Pulmonary Embolism: A Viable Option? Possible Risks and Benefits
title_short Shifting Up Cutoff Value of D-Dimer in the Evaluation of Pulmonary Embolism: A Viable Option? Possible Risks and Benefits
title_sort shifting up cutoff value of d dimer in the evaluation of pulmonary embolism a viable option possible risks and benefits
url http://dx.doi.org/10.1155/2012/517375
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