Ultrasound features and clinical manifestations of two cases of thyroid metastatic cancer:pay attention to abnor-mal thyroid ultrasound spectrum
Ultrasonography plays an important role in early screening of thyroid cancer.This article introduced two cases of thyroid metastatic carcinoma secondary to renal clear cell carcinoma and cervical squamous cell carcinoma respectively,analyzed their clinical diagnosis and treatment process,ultrasound characteristics,and prognosis,as well as reviewed the related literature.As atypical thyroid lesions were detected through the ultrasound spectrum in patients with a history of malignant tumors,it should be alert to the possibility of metastatic cancer.Ultrasound-guided core-needle biopsy combined with immunohistochemical testing can help early diagnosis and timely treatment.