Research Article
Feasibility of Detecting Pulmonary Embolism Using Noncontrast MRI
Table 1
Sensitivity, specificity, positive and negative predictive values for detection of pulmonary emboli by pulmonary artery distribution.
| | | Right | Left | | | Right pulmonary artery | Upper lobe | Middle lobe | Lower lobe | Left pulmonary artery | Upper lobe | Lingula | Lower lobe |
| | Sensitivity | 100 (4/4) | 29 (2/7) | 67 (4/6) | 100 (8/8) | 100 (4/4) | 33 (2/6) | 50 (2/4) | 78 (7/9) | | Specificity | 100 (7/7) | 100 (4/4) | 100 (5/5) | 100 (3/3) | 100 (7/7) | 100 (5/5) | 100 (7/7) | 100 (2/2) | | Positive predictive value | 100 (4/4) | 100 (2/2) | 100 (4/4) | 100 (8/8) | 100 (4/4) | 100 (2/2) | 100 (2/2) | 100 (7/7) | | Negative predictive value | 100 (7/7) | 44 (4/9) | 71 (5/7) | 100 (3/3) | 100 (7/7) | 56 (5/9) | 78 (7/9) | 50 (2/4) |
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