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. 2016 Feb 16;31(3):397–402. doi: 10.3346/jkms.2016.31.3.397

Table 3-2. Sonographic findings of conventional PTC according to tumor size.

Variables	No. (%) of conventional PTC (n = 166)		P value
Variables	Micro- (n = 134)	Macro- (n = 32)	P value
Sonographic
Marked hypoechogenecity	118 (88.1)	23 (71.9)	0.026
Irregular margin	48 (35.8)	19 (59.4)	0.015
Microcalcification	25 (18.7)	13 (34.2)	0.008
Taller than wide shape	14 (10.4)	2 (6.3)	0.368
FN-like/PTC-like	10 (19.0)/124 (81.0)	3 (9.4)/29 (90.6)	0.475

n, number of patients; FN, follicular neoplasm; FV, follicular variant; PTC, papillary thyroid cancer.