MSK 8 Flashcards

1
Q

which ligament is between 2 sesamoid bones

A

suspensory ligament

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2
Q

what makes up a tendon

A

Type 1 collagen
Proteoglycans
Glycoproteins

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3
Q

tendinopathy ocurrs in high incidence for which horses

A

those performing at high speeds
fatigue, weight, shoeing

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4
Q

3 causes of fibril damage

A
  • overstimulation
    -understimulation
    -poor differentiation between resident progenitor cells
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5
Q

examples of overstimulation leading to tendinopathy

A

repetitive strain
hyperthermia
re-perfusion injury

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6
Q

where on leg does SDFT injury occur

A

mid-cannon (above pastern)

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7
Q

SDFT - lameness can heal, but

A

tendon remains weak

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8
Q

SDFT injury leads to flexion or extension

A

extension

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9
Q

why are tendons prone to re-injury

A

scar tissue- less elastic

(want to promote longitudinal collagen organization via physiotherapy)

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10
Q

tx for tendonopathy

A

controlled exercise
+/- injections (platelet rich plasma, stem cells, etc.)

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11
Q

why is controlled exercise mainstay of tendonopathy tx? can have back at full race training by how long?

A

helps longitudinal organization of collagen fibril.
1 year.

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12
Q

how to use stem cells

A

derive from BM sternum
make up w serum
inject into lesion

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13
Q

most common site for DDFT injury

A
  1. foot
  2. then in sheath (lateral fetlock)
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14
Q

if you see effusion fo the DFTS, think _____

A

tear on lateral DDFT within sheath

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15
Q

tx for tear on lateral DDFT within sheath

A

tenoscopic debridement
(suturing would cause adhesions)

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16
Q

DDFT injury within foot tx

A

NSAIDs
controlled exercise
elevate heels
bursal medication, bursoscopy (reduce adhesions)

17
Q

cobs/native breeds are prone to injuries where

A

manica flexoria

18
Q

Proximal suspensory desmitis in FL vs HL

A

FL - high athletic horses, more acute, responds well to tx

HL - less speed work, slow onset (present w poor perforomance), poor response to conservative tx - perform neurectomy

19
Q

accessory ligament of DDFT is also known as

A

IC (inferior check ligament)

20
Q
A