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. 2022 Sep 1;14:147–160. doi: 10.2147/OARRR.S284763

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© 2022 Lorenzon et al.

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Representative examples of images reflecting the OMERACT Ultrasound Scoring System grades. (A) Left parotid gland with severe, diffuse inhomogeneity due to innumerable, very hypoechoic, small, non-compressible focal lesions (arrows) and hyperechoic bands, in a patient with pSS (OMERACT score: 3). (B) Right submandibular gland with a normal appearance on US (OMERACT score: 0). (C) Left parotid gland with mild, diffuse inhomogeneity due to a number of small hypoechoic foci (arrows) (OMERACT score: 1). (D) Right parotid gland with diffuse, moderate inhomogeneity due to multiple small hypoechoic areas (arrows) (OMERACT score: 2).