A slaughter health check involves evaluating pigs at the slaughter plant for disease lesions, pneumonia mainly due to Mycoplasma hyopneumoniae, liver scarring due to ascarid (roundworms) larval migration, atrophic rhinitis and sarcoptic mange. Other lesions can be observed such as pericarditis, pleuritis and peritonitis (scarring of the heart, chest and abdomen, respectively; often caused by Actinobacillus pleuropneumoniae, Hemophilus parasuis or Streptococcus suis), tumors, abscesses, foot lesions and arthritis.

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