Mixed echogenicity is often seen in medical imaging test reports. The presence of a mixed echogenic nodule may be malignant and usually means that both solid and fluid tissue is present within the nodule, and it is recommended to improve the ultrasound examination. If the boundaries of the detected mass are blurred and the tissue is infiltrated, relatively large longitudinally and horizontally, and more hematopoietic, harder and less mobile, this nodule can usually be determined to be malignant. Detection of malignant nodules with mixed echogenicity needs to be taken seriously and promptly examined in a hospital and controlled with appropriate medications under the guidance of a doctor. In severe cases, the nodule may cause adverse pressure symptoms, and in case of pressure symptoms, the nodule may be removed surgically with the help of a doctor to remove the malignant tissue of the thyroid gland, which can effectively relieve the symptoms caused by the mixed echogenic malignant thyroid nodule.