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Diagnostic Imaging > Lecture 8: Small Animal thoracic limbs > Flashcards

Lecture 8: Small Animal thoracic limbs Flashcards

1
Q

What is the gold standard to dx developmental bone bone disorders

A

radiographs

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2
Q

what are some signs of osteochondrosis

A
  1. Irregular/flat subchondral bone
  2. Sclerotic rim
  3. Mineralized cartilage flap
  4. Osteoarthrosis
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3
Q

what is osteochondrosis

A

failure of endochondral ossification

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4
Q

where are the common locations in canines for osteochondrosis

A
  1. Caudal humeral head- most common
  2. Medial aspect of humeral condole
  3. Medial talus (hindlimb)
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5
Q

what wrong

A

OCD

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6
Q

what wrong

A

osteochondrosis

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7
Q

difference between osteochondrosis and OCD

A

osteochondrosis typically just a divot without surrounding inflammation

OCD typically has flap hanging off with inflammation

Typically used interchangeably

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8
Q

what are the 3 causes of elbow dysplasia

A
  1. Osteochondrosis
  2. Fragmented medial coronoid process
  3. Ununited anconeal process
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9
Q

in Elbow dysplasia maldevelopment of the __leads to joint incongruity

A

trochlear notch

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10
Q

What wrong

A

fragmented medial coronoid process

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11
Q

what are some signs of fragmented medial coronoid process

A
  1. Fragment or blunting of coronoid
  2. Subchondral sclerosis
  3. Joint incongruity
  4. Proliferation new bone on anconeal process
  5. OA
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12
Q

what wrong

A

fragmented medial coronoid process

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13
Q

What wrong

A

Ununited anconeal process

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14
Q

what are some signs of Ununited anconeal process

A
  1. Radiolucent line
  2. OA
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15
Q

when does the anconeal process typically fuse by

A

4-5 months

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16
Q

how old does dog have to be to dx Ununited anconeal process

17
Q

what wrong

A

Ununited anconeal process

18
Q

What wrong

A

retained cartilaginous core

19
Q

what are some signs of retained cartilaginous core

A

cone shaped radiolucent area, sclerotic rim, +/- angular limb deformity

20
Q

where is retained cartilaginous core typically found

A
  1. Distal ulnar metaphysis- most common
  2. Lateral femoral condyle
21
Q

what wrong

A

Incomplete ossification of humeral condyle

22
Q

what are somE signs of incomplete ossification of humeral condyle

A
  1. Radiolucent line, intercondylar region
  2. Osteoarthritis
23
Q

when do the humeral condyles fuse

24
Q

incomplete ossification of humeral condyle is commonly seen in what animals/species

A

cocker spaniels and pot belly pigs

25
Q

what wrong

A

Panosteitis

26
Q

what are some signs of panosteitis

A
  1. Blurring of trabecular bone
  2. Medullary opacity
  3. Periosteal reaction
  4. Multifocal
  5. Near nutrient foramen
27
Q

who typically gets panosteitis

A

GSD or large breed dogs between 12-16 months

28
Q

Young dog- what wrong

A

hypertrophic osteodystropgy

29
Q

what are some signs of hypertrophic osteodystrophy

A
  1. Metaphysical lucent line parallel to physis- “double physis”
  2. Adjacent sclerosis
  3. Periosteal reaction
  4. Soft tissue swelling
30
Q

Young dog- what wrong

A

hypertrophic osteodystrophy

31
Q

adult- what wrong

A

Hypertrophic osteopathy

32
Q

what are some signs of hypertrophic osteopathy

A
  1. Swelling of distal limbs
  2. Smooth periosteal reaction
  3. Starts distally and progresses proximal
33
Q

what two things is hypertrophic osteopathy associated with

A

thoracic or urinary bladder mass

34
Q

what are some signs of nutritional hyperparathyroidism

A
  1. Generalized decrease in bone opacity
  2. Thin cortices
  3. Folding fractures
35
Q

from reptile who was hypocalcemic- what wrong

A

nutritional hyperparathyroidism

Diagnostic Imaging (24 decks)

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