Prospective Investigation of Pulmonary Embolism Diagnosis (PIOPED)
Launched by NATIONAL HEART, LUNG, AND BLOOD INSTITUTE (NHLBI) · Oct 27, 1999
Trial Information
Current as of May 09, 2025
Completed
Keywords
ClinConnect Summary
BACKGROUND:
In 1983, reliable data on the incidence of pulmonary embolism in the adult population and in groups identified at risk were not available because the sensitivity and specificity of the diagnostic procedures had not been determined. Estimates suggested there were about half a million episodes of pulmonary embolism in hospitalized patients each year in the United States. Deaths attributable to pulmonary embolism would be expected in about one third of these patients if left untreated.
The clinical diagnosis of pulmonary embolism was subject to a high frequency of false positives...
Gender
ALL
Eligibility criteria
- • Men and women suspected of having a pulmonary embolism and who met the criteria to undergo angiography.
About National Heart, Lung, And Blood Institute (Nhlbi)
The National Heart, Lung, and Blood Institute (NHLBI) is a leading component of the National Institutes of Health (NIH), dedicated to advancing research and clinical trials focused on cardiovascular, pulmonary, and hematologic diseases. With a mission to improve public health through innovative research, the NHLBI supports a wide range of studies aimed at understanding, preventing, and treating heart and lung conditions. By collaborating with academic institutions, healthcare providers, and patient communities, the NHLBI strives to translate scientific discoveries into effective clinical practices, ultimately enhancing the quality of life for individuals affected by these critical health issues.
Contacts
Jennifer Cobb
Immunology at National Institute of Allergy and Infectious Diseases (NIAID)
Locations
Patients applied
Trial Officials
Abass Alavi
University of Pennsylvania
Richard Greenspan
Yale University
Charles Hales
Massachusetts General Hospital
Herbert Saltzman
Duke University
Paul Stein
Henry Ford Hospital
John Weg
University of Michigan
Timeline
First submit
Trial launched
Trial updated
Estimated completion
Not reported
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