Why the study?
Does V/Q SPECT combined with low-dose CT improve diagnostic accuracy for pulmonary embolism compared to MDCT angiography in patients suspected of having acute pulmonary embolism?
Population
81 patients suspected of having acute pulmonary embolism with positive D-dimer results or a clinical…
Comparison
Ventilation-perfusion SPECT combined with… vs Pulmonary multidetector CT (MDCT) angiography
Design
Cohort
Follow-up
6 mo
Authors
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May support V/Q SPECT+low-dose CT for suspected PE; leaves open need for prospective validation before practice change.
Does V/Q SPECT combined with low-dose CT improve diagnostic accuracy for pulmonary embolism compared to MDCT angiography in patients suspected of having acute pulmonary embolism?
V/Q SPECT combined with low-dose CT demonstrates excellent diagnostic performance and superior sensitivity compared to MDCT angiography for the detection of acute pulmonary embolism.
Gutte et al. (2009) studied this question.
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