Collaborative Research and Support of Fitzsimmons Army Medical Center DWH Research Program Projects. Simultaneous Transmission/Emission Protocol (STEP) for Attenuation Correction of Breast and Diaphragmatic Attenuation Artifacts During SPECT 99mTc-SESTAMIBI Myocardial Perfusion Scans in Women Without Coronary Artery Disease

Abstract

In a substantial percentage of women, current non-invasive tests, lack both sensitivity and specificity for determining the presence of coronary artery disease and prognosis. Myocardial perfusion imaging with radio- pharmaceuticals significantly increases both sensitivity and specificity of exercise testing studies. However, attenuation artifacts in woman continue to cause false positive results. Until recently, attenuation artifacts(from breast,diaphragm, bone and soft tissue), the greatest cause of false positive studies, could not be corrected. A very Promising and significant recent development is the STEP protocol, whereby attenuation can be corrected by means of application of an attenuation map to radionuclide perfusion data.

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Document Details

Document Type
Technical Report
Publication Date
Aug 31, 1995
Accession Number
ADA332403

Entities

People

  • Albert T. Lambert
  • Robert L. Hayes
  • Scott Bennion

Tags

Communities of Interest

  • Biomedical

DTIC Thesaurus Topics

  • Acquisition
  • Artifacts
  • Cardiac Imaging Techniques
  • Cardiovascular System
  • Catheterization
  • Computer Programs
  • Data Sets
  • Databases
  • Diseases And Disorders
  • Health Services
  • Heart Diseases
  • Information Science
  • Materials
  • Medical Personnel
  • Myocardial Ischemia
  • Perfusion
  • Soft Tissues

Fields of Study

  • Medicine
  • Physics

Readers

  • Cardiovascular Physiology
  • Medical Imaging.
  • Women's Health and Cancer Risk Research: African American Women and Pregnancy Outcomes.