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. 2013 Apr 15;11:85. doi: 10.1186/1477-7819-11-85

Table 3.

Immunohistochemical findings of 13 cases of pulmonary SH

Markers Antibodies Cases examined ( n ) Lining cells (na, %b) Round cells (na, %b)
Epithelial markers
EMA
12
12 (100.00%)
12 (100.00%)
 
PCK
7
7 (100.00%)
0 (0.00%)
 
CK
5
5 (100.00%)
0 (0.00%)
 
CK-7
8
8 (100.00%)
2 (25.00%)
 
TTF-1
10
10 (100.00%)
10 (100.00%)
Neuroendocrine markers
Syn
7
0 (0.00%)
0 (0.00%)
 
CgA
6
0 (0.00%)
0 (0.00%)
 
S-100
6
0 (0.00%)
0 (0.00%)
 
NSE
3
0 (0.00%)
0 (0.00%)
Vascular-endothelial markers
CD34
3
1 (33.33%)
0 (0.00%)
Myoepithelial markers
Desmin
1
0 (0.00%)
0 (0.00%)
Proliferation markers Ki-67 4 0 (0.00%) 4 (100.00%)c

aNumber of cases revealing positive results.

bProportion of positive cases to the whole examined ones.

cThe expression of Ki-67 in all positive cases was <5%.