Benign Aspirates on Follow-Up FNA May Be Enough in Patients with Initial Atypia of Undetermined Significance/Follicular Lesion of Undetermined Significance

Table 3

Pathologically confirmed malignancy cases (𝑛=4).

Case number	Sex	Age	Family history	Physical examination	Tumor Size, location	Presence of suspicious US features	Pathologic diagnosis	Type of operation	Postoperative TMN staging	Recurrence	Disease-free time interval (from surgery to the latest US, day)
1	Female	57	None	Not specific	6 mm, left	No	PTC	Total thyroidectomy	T3N0	No	993
2	Female	30	None	Left palpable neck mass	43 mm, left	No	FVPTC	Total thyroidectomy	T3N0	No	33
3	Female	54	None	Not specific	7 mm, right	Yes	PTC	Hemithyroidectomy	T1N0	No	773
4	Female	55	None	Not specific	8 mm, left	Yes	FC	Right total and left partial thyroidectomy	T1N0	No	785

PTC: papillary thyroid carcinoma; FVPTC: follicular variant papillary thyroid carcinoma; FC: follicular carcinoma.