Table 1.
Results of virus findings in the IgG4-positive group, the IgG4-negative group, and the control group comprising of samples representing healthy salivary gland tissue.
|
Orthoherpesviridae |
Parvoviridae |
Polyomaviridae |
||||||
|---|---|---|---|---|---|---|---|---|
| Virus-positive samples (%)* |
HHV-6B | HHV-7 | EBV | VZV | B19 | HBoV | MCV | |
| IgG4-positive samples, all* (n = 29) | 21 (72.4) | 15 (51.7) | 13 (44.8) | 6 (20.7) | 1 (3.5) | 4 (13.8) | 1 (3.5) | 0 |
| Nonspecific sialadenitis (n = 5) | 2 | 2 | 2 | 1 | 0 | 2 | 0 | 0 |
| Chronic sclerosing sialadenitis (n = 8) | 7 | 4 | 4 | 2 | 1 | 2 | 0 | 0 |
| Sialolithiasis with sialadenitis (n = 11) | 10 | 7 | 7 | 3 | 0 | 0 | 1 | 0 |
| Sialolithiasis without sialadenitis (n = 2) | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| IgG4 related disease (n = 3) | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| IgG4-negative samples, all* (n = 19) | 15 (78.9) | 9 (47.3) | 10 (52.6) | 1 (5.3) | 0 | 5 (26.3) | 0 | 1 (5.3) |
| Nonspecific sialadenitis (n = 10) | 9 | 6 | 8 | 1 | 0 | 1 | 0 | 0 |
| Chronic sclerosing sialadenitis (n = 9) | 6 | 3 | 2 | 0 | 0 | 4 | 0 | 1 |
| Healthy salivary gland tissue, all* (n = 13) | 12 (92.3) | 9 (69.2) | 11 (84.6) | 0 | 0 | 3 (23.1) | 0 | 0 |
| Sialolithiasis withouth sialadenitis (n = 10) | 9 | 6 | 8 | 0 | 0 | 3 | 0 | 0 |
| Healthy glands from neck dissection (n = 3) | 3 | 3 | 3 | 0 | 0 | 0 | 0 | 0 |
*Due to the low patient numbers, the prevalence percentages are given only to ‘all’, where n = 29 in the IgG4-positive group, n = 19 in the IgG4-negative group, and n = 13 in the group representing healthy salivary gland tissue.