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Accuracy of ultrasound imaging in characterization of adrenal masses.
| Finding | Number | Sensitivity | Specificity | Accuracy | Predictive value | |
|---|---|---|---|---|---|---|
| Positive | Negative | |||||
| Adenoma | 553 | 89.8% | 96.1% | 92.3% | 97.3% | 83.9% |
| Pheochromocytoma | 161 | 91.3% | 97.1% | 96.0% | 87.0% | 98.1% |
| Myelolipoma | 49 | 91.8% | 100.0% | 99.6% | 97.9% | 99.7% |
| Carcinoma | 15 | 80.0% | 98.4% | 98.7% | 46.2% | 99.7% |
| Metastasis | 37 | 83.8% | 99.9% | 99.2% | 96.9% | 99.3% |
