BALF cell counts | Sarcoidosis(N = 29) | Controls(N = 9) | pvalue |
---|---|---|---|
Total cells (×105 cells/ml) | 1.2 (0.5-3.2) | 1.00 (0.4-2.2) | n.s. |
Neutrophils (%) | 3 (1-6) | 2 (1-22) | n.s. |
Eosinophils (%) | 1 (1-4) | 1 (1-2) | n.s. |
Macrophages (%) | 68 (24-93) | 87 (69-95) | 0.003 |
Lymphocytes (%) | 29 (6-76) | 9 (3-14) | 0.0005 |
% of lymphocytes | |||
T lymphocytes (CD3+) | 89 (61-97) | 86 (60-97) | n.s. |
T helper (CD3+CD4+) | 73 (37-90) | 53 (27-80) | 0.008 |
T cytotoxic (CD3+CD8+) | 11 (4-39) | 23 (13-57) | 0.002 |
B lymphocytes (CD19+) | 0 (0-3) | 0 (0-2) | n.s. |
NK cells (CD3−CD16/56+) | 2 (1-32) | 2 (0-4) | n.s. |
nonbiased NKT cells (CD3+CD16/56+) | 3.5 (1-11) | 3 (2-5) | n.s. |
CD4/CD8 ratio | 7.29 (1-22.5) | 2.2 (0.5-6.2) | 0.002 |