Lecture 2: Case 1

Question 1

What type of cells indicated by 1-3

Answer 1

1. Lymphocyte
2. Neutrophil
3. Macrophage

Question 2

what is the most common type of inflammation

Answer 2

neutrophilic/suppurative inflammation

Question 3

with suppurative/neutrophilic inflammation >70% of inflammatory cells are __

Answer 3

neutrophils

Question 4

evaluate neutrophils for degenerate or non-degenerate changes, if degenerate look for __

Answer 4

bugs, etiologic agent

Question 5

what are some degenerate changes to neutrophils

Answer 5

nuclear changes, swollen nucleus. Sometime difficult to identify cell as neutrophil, typically in tissue

Question 6

what are these chunks

Answer 6

sulfur granules

Question 7

What type of bacteria is thi and wha are some differentials

Answer 7

long thin rods- filamentous bacteria
Ddx: nocardia, actinomyces, fusobacterium

Question 8

what Is difference between bacteria and stain precipitate

Answer 8

bacteria: blue, perfect shape, same plain

Stain precipitate: purple, not perfect, different plane

Question 9

which is bacteria and which is stain precipitate

Answer 9

left: bacteria
Right: stain precipitate

Question 10

nocardia or actinomyces: partially acid fast

Answer 10

nocardia

Question 11

nocardia or actinomyces: not acid fast positive

Answer 11

actinomyces

Question 12

what animals are high risk for filamentous bacterial infections in cats and dogs

Answer 12

1. Large breed dogs
2. Hunting dogs
3. Free roaming cats (pyothorax)

Question 13

what are the 4 main infections for filamentous bacterial infections

Answer 13

1. Cervical facial
2. Thoracic
3. Abdominal
4. Subcutaneous