Fig. 1

Ultrasound images of salivary glands. (A) parotid gland and (B) submandibular gland in pSS patient, moderate hypoechoic areas, hyperechoic reflections, and inhomogeneity more marked in submandibular gland; (C) parotid gland and (D) submandibular gland in DM patient, mild in homogeneity and hyperechoic reflections more marked in parotid gland