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. 2019 Nov;7(22):627. doi: 10.21037/atm.2019.11.35

Figure 3.

Figure 3

Sensitivity, specificity, PPV, and NPV of US and US + CEUS, CT, MRI and PET/CT. (A) Sensitivity of US and US + CEUS, CT, MRI, and PET/CT; (B) specificity of US and US + CEUS, CT, MRI, and PET/CT; (C) PPV of US and US + CEUS, CT, MRI, and PET/CT; (D) NPV of US and US + CEUS, CT, MRI, and PET/CT. PPV, positive predictive value; NPV, negative predictive value; US, ultrasound; CEUS, contrast-enhanced ultrasound; CT, computed tomography; MRI, magnetic resonance imaging; PET, positron emission tomography; XGC, xanthogranulomatous cholecystitis.