Wildlife Diagnostic Imaging

Question 1

What settings are appropriate to use when imagining exotics?

(TQ)

Answer 1

• Short exposure time→ decreases motion factors
• High MA→ increases contrast
• Low kVp→ good penetration

Question 2

T/F: When shooting rads of small animals, it is important to use a grid.

(TQ)

Answer 2

FALSE

Tabletop (no grid) is best!

Question 3

What should you always use when radiographing Avians?

(TQ)

Answer 3

Anesthesia

Question 4

What are the 4 standard views taken of avian patients?

Answer 4

VD, Lateral, Extremities, & Skull

Question 5

How do you know if you’ve positioned your avian patient approriately for a VD?

Answer 5

Scapulae, femurs & acetabulae are parallel w/ the spine

Keel is superimposed

Question 6

In avians, which bone is larger: Radius or Ulna?

Answer 6

Ulna

Question 7

How do you properly position an avian for a Lateral radiograph?

(TQ)

Answer 7

• Both wings fully extended
  
  • Upper wing slightly cranial to down wing
• Legs extended caudally
  
  • Upper limb pulled forward
  • Down limb pulled in line w/ body

Question 8

What joint is prone to problems in avians b/c it is very fragile?

(TQ)

Answer 8

Carpus

Question 9

What is the most comon reason you would take rads of a snake?

(TQ)

Answer 9

For the detection of pneumonia

Question 10

What is the main thing rads help you DX in chelonians & lizards?

(TQ)

Answer 10

Nutritional Secondary Hyperparathyroidism

Question 11

Why would you want to take rads of an amphibian?

(TQ)

Answer 11

They are prone to bladder stones

Question 12

What contrast material can be used in exotics?

How would you perform a contrast study in these animals?

(TQ)

Answer 12

• Barium → avians & herps
• Iohexol → avians & herps
• Rads taken immediately post administration then:
  
  • 30 min, 1 hr, 2 hrs, 4 hrs, 8 hrs & 24 hrs → avians & reptiles
  • Following 3 d/5d in slowing digesting herps