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19 Cards in this Set
- Front
- Back
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Xerography used for |
To show soft tissue using X-ray |
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Bohlers angle |
20-40 degrees Seen on lat view Low or less than 20 = collapse of posterior facet |
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Gissane angle |
120-140 (130-145) Seen on lat view High= collapse of post facet
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Angles used to assess Calcaneal fx (posterior facet) |
Bohlers and gissane |
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Angles used to assess Calcaneal fx (posterior facet) |
Bohlers and gissane |
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What view best shows Calcaneal posterior facet? |
Borden view-foot in neutral dorsiflexion and take views and multiple angles |
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Angles used to assess Calcaneal fx (posterior facet) |
Bohlers and gissane |
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What view best shows Calcaneal posterior facet? |
Borden view-foot in neutral dorsiflexion and take views and multiple angles |
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What angle is high in Haglunds deformity? |
Philip/fowler angle |
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X-ray findings in RSD? |
Patchy osteoporosis |
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Re absorption of distal tufts and osteolysis often seen in |
Psoriatic arthritis |
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Harris beath view shows what? |
Talocalcaneal coalition |
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Best view to see CN coalition? |
Medial oblique |
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Best view to see sustentaculum tali? |
Calcaneal axial |
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What is sequestrum? |
Devasc portion of bone with necrosis and resorption of surrounding bone leaving a floating piece. Cannot be penetrated by antibiotics because it is a vascular.
In OM |
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What is involucrum? |
Thick periosteal bone sometimes seen around a sequestrum in osteomyelitis |
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What is a cloaca? |
An opening in involucrum allowing exit of infection. May form a sinus tract to the skin in osteomyelitis |
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What is a Harris beath view? |
And axial view of the calcaneus |
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CT scan: what color are air and bone? |
Air is black Bone is white |
