Week of 13-Apr-2018

The weaner pig on the left is pale when compared with a normal weaner on the right. These pale pigs are slow growing. What is the cause of the problem in this case?



Correct answer

Eperythrozoon suis was reclassified in 2002 as Mycoplasma suis, but the disease it causes is still known as swine eperythrozoonosis. It is a sporadic disease, usually observed in young, growing pigs, characterized by lethargy, fever, anorexia, anemia and, in severe cases, by jaundice.

Confirmation was made by demonstrating the organism in blood smears stained with Wright-Giemsa stain. The organism was found on the surface of erythrocytes.

Week of 11-Jan-2019

What is the name of this parasite?

Week of 03-Jan-2019

This image of a cross-section of a pig lung is characteristic of a pneumonia caused by:

Week of 27-Dec-2018

What pathogens are involved?

Week of 21-Dec-2018

Which lesions are present in this lung?

Week of 29-Nov-2018

Most of the pigs in this pen have dark coloured over the skin. What is the cause of this condition?

Week of 23-Nov-2018

A number of weaners died suddenly within the first 4 weeks post-weaning. All them have oedema of mesocolon at post-mortem examination. What is the most likely cause of this lesion?

Week of 15-Nov-2018

Which pathogen causes this lesion?

Week of 02-Nov-2018

What lesion is seen?

Week of 25-Oct-2018

A sow is found with skin lacerations in the pen. What is the cause of this condition?