What Is the Risk of Withholding Anticoagulation in those with a Low Probability Ventilation Perfusion Scan in the Investigation of Pulmonary Emboli?

• References

• 1 The PIOPED investigators. Value of the ventilation perfusion scan in acute pulmonary embolism: results of the Prospective Investigation of Pulmonary Embolism Diagnosis (PIOPED). JAMA 1990; 263: 2753-9.
• 2 Hull RD, Hirsh J, Carter CJ. et al. Diagnostic value of ventilation-perfusion lung scanning in patients with suspected pulmonary embolism. Chest 1985; 88: 819-28.
• 3 Stein PD, Henry JW, Gottschalk A. Small perfusion defects in suspected pulmonary embolism. J Nucl Med 1996; 37: 1313-6.
• 4 Stein PD, Henry JW. Prevalence of acute pulmonary embolism in central and subsegmental pulmonary arteries in relation to probability interpretation of ventilation/perfusion lung scans. Chest 1997; 111: 1246-8.
• 5 Egermayer P, Town GI. The clinical significance of pulmonary embolism. Uncertainties and implications for treatment. A debate. J Intern Med 1997; 241: 5-10.
• 6 Egermayer P, Town GI. Audit of compliance with guidelines for the diagnosis and management of pulmonary embolism at Christchurch Hospital. NZ Med J 1997; 110: 197-9.
• 7 Egermayer P, Town GI, Turner J. et al. Usefulness of D-dimer, blood gas and respiratory rate measurements for excluding pulmonary embolism. Thorax 1998; 53: 830-4.