ankle. views ap lateral internal and external obliques
TRANSCRIPT
![Page 1: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/1.jpg)
Ankle
![Page 2: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/2.jpg)
Views
• Ap
• Lateral
• Internal and external Obliques
![Page 3: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/3.jpg)
Things to know
• Page 224 in book
• Cassette: 10 x 12 crosswise divided in half
• Measures 8
• Shield
• Marker
• Hold still
![Page 4: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/4.jpg)
Part Position for AP
• Place patient supine on table
• Do not flex foot allow it to be in a natural position
• Point toes up to ensure a true AP of lower leg and ankle.
![Page 5: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/5.jpg)
![Page 6: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/6.jpg)
Central Ray
• 40 SID
• Perpendicular to a point mid-way between malleoli
• Collimate to lateral skin borders and included distal tib/fib and proximal half of metatarsals.
![Page 7: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/7.jpg)
Seen on Radiograph
• The Distal tib/fib
• The lateral and medial malleoli
• The talus
• Proximal half of metatarsals
![Page 8: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/8.jpg)
Lateral
• The other half of the 10x 12 cassette
• Shield
• Marker
![Page 9: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/9.jpg)
Part Position
• Rotate patient on side of affect foot
• Place unaffected leg behind affected leg
• Dorsiflex foot for a true 90 degree angle
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Central ray
• 40 Sid
• Perpendicular to the medial malleolus
![Page 12: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/12.jpg)
Seen on Radiograph
• Distal third of tib/fib superimposed
• The talus
• The calcaneus
• The navicular and cuboid
• Tibotalar joint open
![Page 13: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/13.jpg)
Obliques
10 x12 cassette divided in half
Shield
Marker
![Page 14: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/14.jpg)
Part Position for oblique
• Start like on an AP
• Patient supine and heel against cassette toes up
• Center ankle to center of Cassette
• Rotate leg medially (internal) 45 degrees
• Rotate leg laterally (external) 45 degrees
![Page 15: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/15.jpg)
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![Page 17: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/17.jpg)
Central ray
• 40 SID• Perpendicular to mid-
way between malleoli
![Page 18: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/18.jpg)
Seen on internal oblique
• Distal third of tib/fib
• the malleoli
• the talus and proximal half of metatarsals
• tibiofibular joint open
• the lateral malleoli and talus joint open
• the medial malleoli and talus partially imposed.
![Page 19: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/19.jpg)
Seen on external oblique• The Calcaneal sulcus
• The superior portion of the calcaneus
• The distal tib/fib superimposed anterior
![Page 20: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/20.jpg)
The lower legTib/fib
![Page 21: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/21.jpg)
the Views
• AP
• Lateral
![Page 22: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/22.jpg)
Things to know
• Cassette size: 14 X 17 turned diagonally
• one cassette per view
• Shield
• Marker
• Measures 10
![Page 23: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/23.jpg)
Part position for AP
• Patient Supine on table• Place shield over lap• leg fully extended• place leg in true AP position for knee and ankle• Femoral condyles parallel to IR• foot flexed to 90 degree (TOES up)• include both joints (knee & ankle) IR.
![Page 24: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/24.jpg)
![Page 25: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/25.jpg)
Central Ray
• 40 SID
• perpendicular to mid-leg
• Collimate to skin borders on lateral and medial sides.
• Leave collimation open from top to bottom
• ** can go up to 44 or 48 SID to include more of part**
![Page 26: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/26.jpg)
Seen on Radiograph
• The entire tibia and fibula
• both ankle and knee joint
• the condyles of tibia and femur in profile
• the intercondylar eminence centered in the intercondylar fossa
• some imposition of distal and proximal tib/fib
![Page 27: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/27.jpg)
Lateral Tib/Fib
• 14 X 17 diagonally
• shield
• Marker
![Page 28: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/28.jpg)
Part position for lateral
• Patient on side with injured side down
• flex knee about 45 degree to ensure true lateral
• plane of patella should be perpendicular to IR
• opposite leg behind injured one
• both joints included on IR
![Page 29: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/29.jpg)
•40 SID
![Page 30: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/30.jpg)
Central Ray
• perpendicular to mid-leg
• collimation to skin borders on sides
• open fully top to bottom
• ** can go up to 44 or 48**
![Page 31: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/31.jpg)
Seen on Radiograph
• Entire tib/fib
• both joints
• tibial tuberosity in profile
• fibula head imposed by tibia
• distal fibula imposed on posterior portion of tibia
• femoral condyles superimposed.
![Page 32: Ankle. Views Ap Lateral Internal and external Obliques](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f055503460f94c1952f/html5/thumbnails/32.jpg)
!!!Important Note!!!!
• If you can not fit entire leg on on film...
• You must include the joint nearest the injury on the film and take a separate picture of the other joint.