Table 3 Immunohistochemical findings of 13 cases of pulmonary SH
From: Pulmonary sclerosing hemangioma: a unique epithelial neoplasm of the lung (report of 26 cases)
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 |