Table 3. Immunohistochemical evaluation of HMGA2 in thyroid tumors.

	Total	HMGA2 positive			HMGA2 negative*
		High†	Moderate‡	Low§
Tissue array samples	87
Normal thyroid	19	–	–	2	17
Follicular adenoma	14	–	–	1	13
Lymphocytic thyroiditis nodule	11	–	–	6	5
Follicular carcinoma	14	3	2	5	4
Follicular variant of papillary thyroid carcinoma	9	4	2	1	2
Papillary thyroid carcinoma	20	7	7	4	2
Nonarrayed samples	38
Follicular adenoma	11	–	–	2	9
Adenomatoid nodule	10	–	1	1	8
Follicular variant of papillary thyroid carcinoma	7	4	1	1	1
Papillary thyroid carcinoma	10	5	2	1	2

^*No significant expression.

^†Expressed in >66% of cell population.

^‡Expressed in 33% to 66% of cell population.

^§Expressed in <33% of cell population.