Lesion Descriptions

Question 1

Lesion:

Answer 1

morphological change that exceeds the normal range, leading to functional disturbances

Question 2

Pathognomonic

Answer 2

distinctive changes that are largely specific to a certain disease

Question 3

What is the normal presentation for a necropsy

Answer 3

L lateral recumbency, cranial is viewer right

Question 4

Is this normal

Answer 4

Yes. This is bile imbibition, caused by bile accumulation in tissues after death

Question 5

Is this normal

Answer 5

Yes. It is called liver mortis, caused when blood pools in the ‘downside’ paired organ

Question 6

Is this normal

Answer 6

Yes. Hemoglobin imbibition, caused when RBCs lyse and hemoglobin stains tissues

Question 7

Etiology:

Answer 7

the cause of a disease

Question 8

What are the main etiological categories

Answer 8

Inherited
Acquired
Multfactorial (most common)

Question 9

Is this normal

Answer 9

No. It is a pathognominic lesion for clostridial infection in sheep

Question 10

Is this normal

Answer 10

No. It is a hematocyst in a bovine heart. However, it is not clinically significant

Question 11

Is this normal?

Answer 11

No. They are siderotic plaques on a canine spleen. Not clinically significant