Normal Radiographic Anatomy of the Equine Hind Limb

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Normal RadiographicAnatomy of theEquine Hind
Limb
Dr. Pack First Year Radiology
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The Equine Stifle

• 2 views normally
• Lateral and CC
• Slight oblique for OCD
• Sedation
• Thick muscles
• Film placement

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Equine Stifle Lateral View

• Base/Apex of patella
• Medial and Lateral ridges of femoral trochlea
• Extensor fossa of femur
• Fibula
• Tibial tuberosity

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Equine Stifle CC View

• Patella
• Condyles
• Epicondyles
• Intercondylar eminences
• Fibula
• Tibial tuberosity

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Things that make you go hmm
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Equine Tarsus

• 4 routine radiographs
• Dorso-plantar
• Lateral
• DMPLO
• DLPMO
• Tarsus is very complex

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Equine Tarsal Joints

• Tibiotarsal
• Proximal intertarsal
• Distal intertarsal
• Tarsometatarsal

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Equine Tarsus DP View

• Tibia
• Medial malleolus
• Lateral malleolus
• Tibial cochlea
• Talus
• Medial trochlear ridge
• Lateral trochlear ridge
• Calcaneous

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Equine Tarsus DP View (cont)

• Central tarsal bone
• 2nd tarsal bone
• 3rd tarsal bone
• 4th tarsal bone (2 story bone)
• 1st tarsal bone (occasionally seen)
• 2nd, 3rd,4th metatarsal bones

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Equine Tarsus Lateral View

• Sustentaculum tali
• Calcaneous
• Medial/lateral ridges of the trochlear talus
• Tarsal bones
• Proximal row
• Distal row
• Metatarsals

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Equine Tarsus DLPMO view

• Surfaces seen?
• Distal intermediate ridge of the tibia (DIRT)
• Trochlear ridges
• Calcaneous
• Tarsal bones
• Metatarsal bones

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Equine Tarsus DMPLO View

• Surfaces seen?
• Distal intermediate ridge of the tibia (DIRT)
• Trochlear ridges
• Larrys nose
• Calcaneous
• Tarsal bones
• Metatarsal bones

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Normal RadiographicAnatomy of theEquine Hind
Limb
Dr. Pack www.upei.ca/vetrad/Anatomy