Case 14: On My Tippy Toes

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Last updated 1:51 AM on 8/5/26
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43 Terms

1
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True

Most lameness in the horse occurs in the distal limb (distal to the carpus/tarsus).

TRUE OR FALSE

2
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Lateral

What radiographic projection is this?

<p>What radiographic projection is this?</p>
3
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DP

What radiographic projection is this?

<p>What radiographic projection is this?</p>
4
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65 degree proximal palmerodistal

What radiographic projection is this?

<p>What radiographic projection is this?</p>
5
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Skyline

What radiographic projection is this?

<p>What radiographic projection is this?</p>
6
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Proximal phalanx (P1)

What is A?

<p>What is A?</p>
7
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Middle Phalanx (P2)

What is B?

<p>What is B?</p>
8
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Navicular bone

What is C?

<p>What is C?</p>
9
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Distal Phalanx (P3)

What is D?

<p>What is D?</p>
10
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False

justification: P3 is coffin, P2 is short pastern

Another term for the distal phalanx (P3) is the short pastern.

TRUE OR FALSE

11
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A = proximal interphalangeal joint (pastern joint)

B = distal interphalangeal joint (coffin joint)

Identify the labeled joints, A and B

<p>Identify the labeled joints, A and B</p>
12
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A single 65-degree proximal palmerodistal view of the RF foot is available for review.

Describe the study

<p>Describe the study</p>
13
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Patient positioning is adequate for interpretation.

Study technique is adequate for interpretation.

Describe the patient positioning and technique

<p>Describe the patient positioning and technique</p>
14
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An oblique, minimally displaced fracture coursing from dorso-lateral to palmar-medial, centered over midline is present in P3. The fracture involves the medial articular surface of P3.

Describe the findings of this study

<p>Describe the findings of this study</p>
15
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Type II P3 fracture, RF

Describe the conclusions of this study

<p>Describe the conclusions of this study</p>
16
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Consultation with a surgeon to discuss therapeutic plan.

Describe the next steps for this study

<p>Describe the next steps for this study</p>
17
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Skyline = palmar cortex of navicular

What view is being taken here? What special structure can be visualized with this view?

<p>What view is being taken here? What special structure can be visualized with this view?</p>
18
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65 degree proximal palmerodistal (65 DP)

What view is being taken here?

<p>What view is being taken here?</p>
19
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P3 does NOT proliferate because the periosteum is not well developed (will have fibrous union instead), but P2 will

What does the coffin bone (P3) typically NOT DO when responding to injury?

<p>What does the coffin bone (P3) typically NOT DO when responding to injury?</p>
20
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Ringbone

What is this proliferation called?

<p>What is this proliferation called?</p>
21
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Type 1, nonarticular palmar/plantar process

Which type of fracture is the yellow line?

<p>Which type of fracture is the yellow line?</p>
22
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Yellow

Which color is a type 1, nonarticular palmar/plantar process fracture?

<p>Which color is a type 1, nonarticular palmar/plantar process fracture?</p>
23
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Type 2, articular extending from DIP to solar margin

Which type of fracture is the red line?

<p>Which type of fracture is the red line?</p>
24
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Red

Which color is a type 2, articular extending from DIP to solar margin?

<p>Which color is a type 2, articular extending from DIP to solar margin?</p>
25
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Type 3, articular mid-sagittal, divides into equal parts

What type of fracture is the blue line?

<p>What type of fracture is the blue line?</p>
26
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Blue

Which color is a type 3, articular mid-sagittal fracture?

<p>Which color is a type 3, articular mid-sagittal fracture?</p>
27
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Type 4, articular extensor process

What type of fracture is the green line?

<p>What type of fracture is the green line?</p>
28
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Green

Which color is a type 4, articular extensor process fracture?

<p>Which color is a type 4, articular extensor process fracture?</p>
29
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Type 5, articular comminuted body and Type 6, on solar margin

What type of fracture is the white line?

<p>What type of fracture is the white line?</p>
30
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White

Which color is a type 6, solar margin fracture?

<p>Which color is a type 6, solar margin fracture?</p>
31
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Type 7, solar border of palmar/plantar process in foals

What type of fracture is the orange line (left side)?

<p>What type of fracture is the orange line (left side)?</p>
32
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Orange

Which color is a type 7, solar border of the palmar/plantar process fracture in foals?

<p>Which color is a type 7, solar border of the palmar/plantar process fracture in foals?</p>
33
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16 weeks (4 mo.)

About how long does it take for fractures of P3 to heal in horses?

<p>About how long does it take for fractures of P3 to heal in horses?</p>
34
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Lateral

Where will the marker be on a radiograph? Medial or lateral side?

35
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Coffin joint

The distal interphalangeal joint is also called what?

36
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False

It is not uncommon for the distal phalanx (P3) to respond to trauma, like a fracture, with a prolific periosteal reaction.

TRUE OR FALSE

37
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Type II = articular fracture that extends from articular surface thru solar margin

Which fracture type is this?

<p>Which fracture type is this?</p>
38
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Type I = involves palmar process but not articular

Which fracture type is this?

<p>Which fracture type is this?</p>
39
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Type VII = solar border in a foal

Which fracture type is this?

<p>Which fracture type is this?</p>
40
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d. medial palmar process of P3

What is A?

a. vascular channels

b. lateral palmar processes of P3

c. crena marginis solaris

d. medial palmar process of P3

<p>What is A?</p><p>a. vascular channels</p><p>b. lateral palmar processes of P3</p><p>c. crena marginis solaris</p><p>d. medial palmar process of P3</p>
41
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b. lateral palmar processes of P3

What is B?

a. vascular channels

b. lateral palmar processes of P3

c. crena marginis solaris

d. medial palmar process of P3

<p>What is B?</p><p>a. vascular channels</p><p>b. lateral palmar processes of P3</p><p>c. crena marginis solaris</p><p>d. medial palmar process of P3</p>
42
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a. vascular channels

What is C?

a. vascular channels

b. lateral palmar processes of P3

c. crena marginis solaris

d. medial palmar process of P3

<p>What is C?</p><p>a. vascular channels</p><p>b. lateral palmar processes of P3</p><p>c. crena marginis solaris</p><p>d. medial palmar process of P3</p>
43
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c. crena marginis solaris

What is D?

a. vascular channels

b. lateral palmar processes of P3

c. crena marginis solaris

d. medial palmar process of P3

<p>What is D?</p><p>a. vascular channels</p><p>b. lateral palmar processes of P3</p><p>c. crena marginis solaris</p><p>d. medial palmar process of P3</p>