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Table 3 Pathological characteristics of basal cell neoplasms

From: Basal cell adenocarcinoma of the salivary gland: a morphological and immunohistochemical comparison with basal cell adenoma with and without capsular invasion

 

BCACs

BCAs with ci.

BCAs without ci.

  

(n=8)

(n=11)

(n=10)

Predominant pattern

Solid

5 (62.5%)

4 (36.4%)

3 (30.0%)

Cribriform

2 (25.0%)

4 (36.4%)

0 (0.0%)

Trabecular

0 (0.0%)

3 (27.3%)

6 (60.0%)

Tubular

1 (12.5%)

0 (0.0%)

1 (10.0%)

Mitosis

> 4/10HPFs

1 (12.5%)

2 (18.2%)

0 (0.0%)

Perineural invasion

1 (12.5%)

0 (0.0%)

0 (0.0%)

Lymphovascular invasion

0 (0.0%)

0 (0.0%)

0 (0.0%)

Presence of daughter mass

3 (37.5%)

1 (9.1%)

0 (0.0%)

Cystic change

3 (37.5%)

3 (27.3%)

0 (0.0%)

Squamous differentiation

1 (12.5%)

1 (9.1%)

0 (0.0%)

  1. BCAC, basal cell adenocarcinoma; BCA, basal cell adenoma; ci., capsular invasion; HPF, high power field.