Table 1. Overview of Brucella canis notifications and tracking investigations, the Netherlands, November 2016–December 2018*.
| Notification no. | Notifyingparty | Reason for notification | Clinical diagnosis or complaint | Serologic results (NRL) | Tracking investigation |
Case ID | |
|---|---|---|---|---|---|---|---|
| Litter (positive/tested/ identified), littermates | Contact dogs (positive/tested/identified) | ||||||
| 1 | VMDC | B. canis positive culture | Discospondylitis | >1:400 | NA | 0/1/1 | 1 |
| 2 | VMDC | Clinical complaint | Epididymitis | ˂1:50 | NA | NA | |
| 3 | VMDC | Clinical complaint | Discospondylitis | >1:400 | Litter 1 (2/2/2), 2 littermates | NA | 2, 3–4 |
| 4 | VP | Clinical complaint | Discospondylitis | >1:400 | Litter 2 (5/5/8), 5 littermates | NA | 5, 6–10 |
| 5 | NRL | Seropositive | Discospondylitis | 1:200 | NA | 0/3/5 | 11 |
| 6 | VP | Clinical complaint | Discospondylitis | 1:100 | NA | NA | |
| 7 | NRL | Seropositive | Discospondylitis | >1:400 | NA | 1 (inconclusive)/2/3 | 12 |
| 8 | NRL | Seropositive | Neck pain | 1:100 | NA | NA | |
| 9 | NRL | Seropositive | Back pain | >1:400 | Litter 3 (1/1/1), 1 littermate | 0/0/2 | 13, 14 |
| 10 | NRL | Seropositive | Behavioral problem | >1:400 | NA | 0/0/2 | 15 |
| 11 | NRL | Seropositive | Discospondylitis | >1:400 | NA | NA | 16 |
| 12 | VP | Clinical complaint | Lameness | ˂1:50 | NA | NA | |
| 13 | VMDC | B. canis positive culture | Lameness | >1:400 | NA | NA | 17 |
| 14 | VP | Clinical complaint | Lameness | ˂1:50 | NA | NA | |
| 15 | VP | Clinical complaint | Epididymitis | ˂1:50 | NA | NA | |
| 16 | NRL | Seropositive | Discospondylitis | >1:400 | NA | NA | 18 |
*ID, identification; NA, not applicable; NRL, National Reference Laboratory; VMDC, Veterinary Microbiological Diagnostic Center, Utrecht University; VP, veterinary practitioner.