A mixed echogenic mass in the right side of the thyroid gland suggests that the patient may have both cystic and solid nodules, and prompt medical attention is recommended. The presence of a mixed echogenic mass in the thyroid gland is usually indicative of a cystic manifestation within the mass, which may appear as cystic fluid accompanied by solid glandular tissue. Mixed echogenic masses in the thyroid should be reviewed by ultrasound, and close observation should be made to avoid malignant lesions, especially the solid portion, which may increase rapidly in a short period of time, suggesting possible carcinoma, and fine-needle puncture of the thyroid should be performed to determine the nature of the lesion if necessary. It is recommended to consult the endocrinology department of regular hospitals for the diagnosis of mixed echogenic masses in the thyroid gland.