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Table 2 EABA intensity in different thyroid lesions

From: Endogenous avidin biotin activity (EABA) in thyroid pathology: immunohistochemical study

Thyroid disease

Number of positive cases

EABA Intensity

PTC (all)

57/65

+++

PTC (classical variant)

47/53

+++

PTC (follicular variant)

8/10

++

PTC (oxyphilic variant)

1/1

+++

PTC (cribrifirm-morular variant)

1/1

+++

(nuclear)

Nodular goiter with benign nodular hyperplasia

1/9

++

Lymphocytic thyroiditis

8/9

+++

Follicular adenoma

4/7

+

Follicular carcinoma

1/4

++

  1. Note: + brown staining in less then 20% of cells; ++ brown staining between 20% – 60% of cells; +++ brown staining more than 60% of cells.