In the picture we can observe severe thymus atrophy in a young piglet; in fact, only remnants of thymus are observed in the pre-cardial area, already in the thoracic cavity. Which one of the following infectious agents may cause this lesion?

Which type of fetuses are these?

This lesion is related to...

Which lesion can be observed in the image?

The etiology of these hemorrhages is...

What type of brain lesion is this one?

Which lesion can be observed in the image?

Which lesion is this?

Which lesion can be observed in the image?

Which is the etiology of this lesion?

What is the yellowish substance deposited on the epicardium?

Which lesion is this?

Which lesion can be observed in this heart?

Which metabolic disease of bones is this?

Name the disease observed in the skin of this animal:

Which disease can produce this lesion?

Which disease can produce this lesion in the gallbladder?

What changes can be observed in the head of this pig?

Which kind of lesion is observed in the skin of this animal?

Which lesion can be observed in this image?

Which lesion can be observed in the image?

Which lesion can be observed in the image?

What is the most probable aetiology of this lesion?

What type of lesion is observed?

The aspect of the lesion is more characteristic of a:

What is the most probable aetiology of this lesion?

The whole litter on the left of the picture looks very pale when compared to the litter on the right. These piglets are going to be weaned today at the age of 28 days. What is the cause of this discoloration?