LASx Exam 1: Chronic Laminitis and Diagnosing Lameness in Horses Flashcards Preview

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Flashcards in LASx Exam 1: Chronic Laminitis and Diagnosing Lameness in Horses Deck (54)
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1

Laminitis is considered chronic after ______ hours of 

continual pain or when rotation of distal phalanx occurs

48 hours

2

What are the clinical signs of chronic laminitis?

Shifting weight to hind feet

Unwilling to walk

Sinking at the coronary band

Coffin bone rotation

Non-parallel growth rings

3

Non-weightbearing lameness is a huge risk factor for laminitis,

and if you see it, your immediate concern should be with

the _________ limb

CONTRALATERAL

4

Which Obel Grade does the following describe?

No lameness at walk, short stilted gait at TROT

Obel Grade 1

5

Which Obel Grade does the following describe?

Stilted gait at a walk, foot can be lifted

Obel Grade 2

6

Which Obel Grade does the following describe?

Reluctant to walk, resists lifting foot

Obel Grade 3

7

Which Obel Grade does the following describe?

Refuses to move, may become recumbent

Obel Grade 4

8

What are some therapeutic shoeing techniques that can

help treat laminitis?

Dorsal hoof wall resection, heart bar shoe, reversed horse shoe

9

This treatment is a LAST RESORT and is performed on

horses with quickly progressing laminitis as an attempt

to stop the rotation of the coffin bone

DDF TENOTOMY

10

Aladdin's Slipper can develop as a result of 

___________

chronic laminitis

11

What type of suture pattern is used to reconnect small

tendon lacerations?

Locking loop

12

What are the 2 tendons effected by trauma to the forelimb

and where do you see the severance?

Common digital extensor (CDE) tendon

and

Lateral digital extensor (LatDE) tendon

Between the FETLOCK and CARPUS

 

13

What are the 2 tendons effected by trauma to the hindlimb

and where do you see the severance?

Long digital extensor tendon (LongDE)

and

Lateral digital extensor tendon (LatDE)

Below the hock

14

What tendons are effected by overloading and

where does the severance occur?

Flexor tendons

Between the carpus/hock and fetlock

15

If you can hold the stifle and flex or extend the hock,

what did you just get a positive test for?

Tendon laceration!

16

Tendon laxity is seen in _______ with their toes pointed up

FOALS

17

If this tendon ruptures, you will have immediate NWB-lameness

Achilles tendon

18

Anytime you cast a horse, you must bandage the

________ limb for support

contralateral

19

What are the 3 causes of lameness in a horse?

Neurologic

Metabolic

Mechanical

20

If a horse warms into or out of a lameness,

what is the cause?

Osteoarthritis

21

_________% of lameness comes from the foot,

which is why you start here with hoof testers

80 - 90%

22

You will see increased gluteal excursion in the

______ limb

LAME

23

"Down on the sound" only applies to ________ lameness

forelimb

24

What AAEP Grade of Lameness does the following describe?

Difficult to observe and inconsistent lameness

Grade 1

25

What AAEP Grade of Lameness does the following describe?

Difficult to observe in a straight line, but consistently

apparent under certain conditions (like circling, hard  surface, or incline)

Grade 2

26

What AAEP Grade of Lameness does the following describe?

Consistently observable at a trot in all circumstances

Grade 3

27

What AAEP Grade of Lameness does the following describe?

Obvious lameness with marked head nod, hitching, and shortened stride

Grade 4

28

What AAEP Grade of Lameness does the following describe?

Inability or reluctance to move, minimal or non-weightbearing

Grade 5

29

What are the 5 pathognomonic lamenesses diagnosed at a walk?

Peroneus tertius rupture

Upward fixation of patella

Stringhalt

Fibrotic myopathy

Sweeny

30

At a walk, a horse has weight bearing lameness but

is dragging his foot. During your flexion test, you can extend

the hock while the stifle is flexed. What is wrong with this horse?

Peroneus tertius rupture