Week of 19-Feb-2019
What is the possible aetiology of this lesion?
Photo of the small intestine of a suckling piglet with diarrhoea whose intestinal wall looks flaccid, very thin and with and a watery content. Microscopically, the lesion seen is an atrophy and a fusion of villi, and the vacuolization of the apical enterocytes. This lesion is characteristic of the infection with enteric viruses, such as rotavirus and coronavirus. In case of the periweaning failure to thrive syndrome (PFTS) we can also see a thinner wall (macroscopically) and the atrophy and fusion of microvilli (microscopically). The diagnosis is atrophic catarrhal enteritis.
Week of 15-Mar-2019
This picture is frequently seen at abattoirs. What lesion can we see in this kidney?
Week of 03-Jan-2019
This image of a cross-section of a pig lung is characteristic of a pneumonia caused by: