Shoulder Radiography

Question 1

What views are used in shoulder radiography?

Answer 1

Mediolateral
Caudo-cranial

Question 2

Mediolateral Shoulder Radiography Positioning

Answer 2

○ Dog placed in lateral recumbency
○ Extend limb of interest cranially and ventrally and tie
○ Retract contralateral limb caudally and tie
○ Extend neck dorsally to avoid superimposition
Secure with sandbag
○ Place foam pad under chest to ensure dog is parallel to table
○ Ensure elbow is fully lateral and flat to cassette

Question 3

Mediolateral Shoulder Radiography Centring

Answer 3

Over humeral head

Question 4

Mediolateral Shoulder Radiography Collimation

Answer 4

Distal 1/2 of scapula
Proximal 1/3 of humerus

Question 5

Caudo-cranial Shoulder Radiography Positioning

Answer 5

○ Dog placed in dorsal recumbency
○ Palpate head of humerus to find joint
○ Use sandbags and wedges or trough under hips to keep dog straight
○ Turn head away from limb of interest
○ Extend limb cranially and tie

Question 6

Caudo-cranial Shoulder Radiography Centring

Answer 6

Centre of shoulder joint
Just distal to acromion