It is difficult to establish a diagnosis of the follicular variant of papillary thyroid carcinoma (PTC) using fine‐needle aspiration cytology (FNAC). Preoperative features on ultrasound (US) imaging are different between… Click to show full abstract
It is difficult to establish a diagnosis of the follicular variant of papillary thyroid carcinoma (PTC) using fine‐needle aspiration cytology (FNAC). Preoperative features on ultrasound (US) imaging are different between follicular PTC and classic PTC. This study developed a risk score system to differentiate follicular PTC from classic PTC and to correlate the risk score of follicular PTC with its FNAC categories and pathologic features.
               
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