Scapulohumeral luxation

Question 1

Signalement of shoulder luxation?

Answer 1

Acute - any dog, age, breed
Congenital luxation: Toy poodle, sheltie breeds - presentation 3-10months of age

Question 2

Presentation of congenital luxation? Dirextion of luxation?

Answer 2

Often bilateral -> very short front limbs
75% medial luxation, the rest is lateral (and a very few cranial or caudal)

Question 3

Palpation of shoulder luxation?

Answer 3

Palpation of relative positions of acromial process and greater tubercle - key to indentifying and characterizing type of luxation

Question 4

Image modality?

Answer 4

XR
CT (gold standard)

Question 5

Poor indicators for closed reduction?

Answer 5

Concomitant fracture
severely eroded glenoid from chronic luxation
Presence of dysplastic glenoid or humeral head

Question 6

Indications for closed reduction?

Answer 6

Traumatic luxation, seen within a few days of injury

Question 7

Post care for closed reduction?

Answer 7

Spica splint for 14 days

Question 8

Indications for surgery?

Answer 8

If joint remains unstable following reduction
reluxation while the leg is in spica splint