Table. Merkel cell polyomavirus DNA detection rates in swabs.
| Swab type |
Patients with MCC*
(no. positive/no. tested) |
Patients with other skin diseases†
(no. positive/no. tested) |
Clinically healthy volunteers
(no. positive/no. tested) |
|---|---|---|---|
| Buccal mucosa | 1/5 | 0/13 | 1/24 |
| Cutaneous | |||
| Overall | 27/29 | 58/78 | 56/70 |
| Face | 6/6 | 14/16 | 23/25 |
| Trunk | 11/11 | 16/20 | 13/16 |
| Upper limb | 1//2 | 10/15 | 9/14 |
| Lower limb | 7/8 | 10/15 | 11/15 |
| Lesion | 2/2 | 8/12 | Not applicable |
*MCC, Merkel cell carcinoma. †Patients with Kaposi sarcoma (n = 6), cutaneous drug side-effect (n = 3), leg ulcer (n = 3), bullous pemphigoid (n = 2), psoriasis (n = 1), and mycosis fungoides (n = 1).