General Orthopedics Flashcards

1
Q

What is the end portion of a long bone?

A

Epiphysis

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2
Q

What is the middle portion of a long bone?

A

Diaphysis

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3
Q

How do we classify physeal fractures?

A

Salter Harris types 1-5

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4
Q

Commonly lead to premature closure of the physis

A

Physeal fractures (Salter Harris fractures)

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5
Q

Fracture of the zone of hypertrophy (directly across the physis)

A

SH type 1

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6
Q

One of the more common Salter Harris fractures in all species

A

SH type 2

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7
Q

Salter Harris fracture that involves most of the physis and a small portion of metaphyseal bone

A

SH type 2

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8
Q

Salter Harris fracture that involves a portion of the epiphysis

A

SH type 3

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9
Q

Salter Harris fracture that involves the epiphysis and a the metaphysis

A

SH type 4

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10
Q

Which Salter Harris fracture can you not see on radiographs?

A

SH type 5

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11
Q

Compression/crush injury to the physis

A

SH type 5

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12
Q

Causes disruption of physical growth d/t premature closure of the growth plate

A

SH type 5

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13
Q

What post-operative feature is the key to good prognosis of an articular fracture?

A

Early return to function

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14
Q

What will happen if an articular fracture is allowed to rest for prolonged periods post-op?

A

Fibrosis and decr. ROM in joint

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15
Q

Periosteal proliferation in the diaphyses d/t a thoracic mass

A

Osteopathy

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16
Q

In which direction does proliferation of an osteopathy travel?

A

Distal to proximal (metacarpal/tarsal affected first)

17
Q

Very painful condition that occurs in young growing large breed dogs with a Ca/P imbalance

A

Osteodystrophy

18
Q

What is a radiographic sign of osteodystrophy?

A

Double physis (radiolucent lines within metaphysis)

19
Q

What region of the bone is affected by osteodystrophy?

A

Metaphyss

20
Q

How do you treat osteodystrophy?

A

Supportive care, usually resolves on its own