Disease Monitoring

Disease Detection (Monitoring and Surveillance Systems)

This section includes information on studies/projects for pathogen (and/or disease) monitoring and surveillance systems.

For macro-epidemiological aspects of pathogen detection and/or disease incidence, follow the links below and please visit the SDRS page.

TitleLinks to materials
Swine Disease Reporting System (aggregated data from 4 major VDLs): reporting, and detecting changes in patterns over time, age group, region, specimens, and pathogen sub-type.> Linhares et al. Summary SDRS findings. 2019 OASV (Collingwood, Ontario).
> Trevisan. Summary and implication of SDRS results. 2019 McKean conference.
> Trevisan 2019. Aggregating results and summarizing findings from multiple VDLs on a near real-time basis. AAVLD annual meeting. Providence, RI.
> Trevisan 2019. Disease detection at a veterinary diagnostic laboratory based on diagnostician interpretation and diagnostic codes. AAVLD annual meeting. Providence, RI.
> Linhares et al., 2019 Mexico. Macro-epidemiological aspects  of major pathogens affecting the US swine industry.
> Trevisan et al., 2019 AASV poster: Cyclic regression models for PRRS, PED, Delta
> Trevisan et al., 2018 Leman Pre-Conference slides Trevisan et al., 2018 ISU James McKean conference slides.
> Monthly reports available at the SHIC website.
> Online dashboards available here
Mycoplasma hyopneumoniae detection by PCR:> Rawal et al., Patterns of Mycoplasma hyopneumoniae detection by PCR in cases submitted to the ISU-VDL from 2004-2016 AASV 2018
> Rawal et al., Patterns of Mycoplasma hyopneumoniae detection by PCR in cases submitted to the ISU-VDL from 2004-2016 JSHAP 2018.
Ecology of type I PRRSv in Europe> Torrents et al., 2018 AASV meeting.
Dynamics of PRRS virus type I and II detection in growing pigs raised in high pig density area in the US.> Moura et al., 2019 ISU McKean Swine Disease Conference. 
> Moura et al., Impact of timing of infection (early, mid, late finishing) on mortality. 2019 AASV conference
> Moura et al., Effect of frequency of wild-type detection and/or viral diversity on wean to finish mortality. 2019 Leman conference.
Genetic diversity of main PRRS RFLP types in the US swine industry.> Trevisan et al., Genetic diversity of RFLP types within and between US states. 2019 Leman conference.

For information on monitoring and surveillance strategies to detect pathogens or disease:

TitleLinks to materials
Oral fluids-based sampling at the slaughter plant


Processing fluids: series of studies from lab to the field: PRRS / PED / PCV2


Family oral fluids (FOF) for improved PRRS detection in due-to-wean pigs


SPC-based monitoring in breeding herdsAutomated, ongoing monitoring of production data