Volume 9, Number 7—July 2003
Synopsis
Salmonella Control Programs in Denmark
Henrik C. Wegener*
, Tine Hald*, Lo Fo Wong*, Mogens Madsen*, Helle Korsgaard*, Flemming Bager*, Peter Gerner-Smidt†, and Kåre Mølbak†
, Tine Hald*, Lo Fo Wong*, Mogens Madsen*, Helle Korsgaard*, Flemming Bager*, Peter Gerner-Smidt†, and Kåre Mølbak†Table 2
Salmonella surveillance in pig and pork production, Denmark, 2001
| Type of production | Sample | No. and frequency | Response |
|---|---|---|---|
| Breeding and multiplying herds |
Blood |
10 times a mo |
Confirmatory bacteriologic testing and restrictions on the movement of animals if above predetermined level |
| Pig herds |
Feces |
100 in 20 pools of five collected on indication |
Salmonella reduction plan implemented |
| Slaughter pig producers producing >200 pigs per year |
Meat juice |
Depending on herd size (60–100 samples per yr). Samples are collected continuously and semi-randomly |
Confirmatory bacteriologic testing (20 pools of 5 fecal samples). Herds are assigned to one of three levels depending on serology. Level 1: no sanctions; level 2: implementation of Salmonella reducing actions in the herd; and level 3: same as level 2 and obligatory slaughter of pigs under special hygienic precautions, including postslaughter microbial testing and potential heat treatment of all meat products |
| Carcass after slaughter | Surface swab | Swabs of five carcasses are pooled into one sample. One sample per day in each slaughterhouse. | Slaughterhouses exceeding a predetermined number of positive swabs in a 3-mo period are obliged to implement corrective actions |
