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Pig disease surveillance

If you have found something new, unusual, severe, or unresponsive in relation to pig diseases, please contact the PEG veterinary lead Susanna Williamson (0208 0264990 or 03000 600018) or your nearest Veterinary Investigation Centre.

Please note: if you suspect a notifiable disease you must contact APHA immediately.

Explore the diagnoses made by the GB surveillance network through the interactive pig disease surveillance dashboard.

Pig Expert Group (PEG) veterinary lead

PEG veterinary lead - Susanna Williamson

Susanna has been the PEG veterinary lead since April 2014. She leads the Defra-funded pig disease scanning surveillance project in APHA, and is a former President of the Pig Veterinary Society.

Susanna also represents APHA on the Pig Health and Welfare Council (PHWC) and the PHWC antimicrobials and surveillance subgroups.

PEG members

To support the PEG veterinary lead, the group has representation from Veterinary Investigation Officers from APHA, SRUC Veterinary Services and the SRUC-VS pig disease surveillance lead representative. In addition, there are APHA members on PEG providing expertise for specific disciplines (e.g. epidemiology, pathology, virology) and specific diseases (e.g. porcine reproductive and respiratory syndrome, swine influenza).

There is also representation from those involved in International Disease Monitoring, International Trade and Field Veterinary Epidemiology in APHA and from Defra policy.

PEG non-APHA members include representatives from:

APHA Animal Disease Surveillance Reports

Recent Interesting Cases

GB pig disease quarterly report: disease surveillance and emerging threats – October to December 2021

  • African swine fever summary
  • Porcine epidemic diarrhoea surveillance
  • Nervous disease due to porcine sapelovirus
  • Salmonella septicaemia following vaccine administration error
  • Preweaned pigs with porcine circovirus 2-associated disease
  • Enteric diagnoses in the fourth quarter of 2021
  • Porcine reproductive and respiratory syndrome diagnoses
  • Streptococcus suis serotypes in 2021
  • Brachyspira hyodysenteriae surveillance findings
  • Mycoplasma hyosynoviae detection in bursitis cases
  • Apparent treatment failure in piglets with coccidiosis
  • Porcine circovirus 2e genotype detected in Italy
  • Porcine respirovirus 1 prevalence in Poland
  • Swine vesicular cases of undetermined aetiology investigated by SHIC

Population information

Enhanced Demographic Reports

Disease information

Information notes and alerts on specific diseases or conditions:

Further information (external links)