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Comparison of the number of paragangliomas visualized (+) and not visualized (−) at US/CDUS and CT/MRI.
| US− | US+ | Total PGLs | |
|---|---|---|---|
| CT/MRI+ | 5 | 55 | 60 |
| CT/MRI− | 20 | 0 | 20 |
| Total | 25 | 55 | 80 |
US = ultrasound and/or color Doppler US; PGL = paraganglioma; CT/MRI = computed tomography/magnetic resonance imaging.
