Foot
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AP/AP Axial
IR Size: 10x12 TT
SID: 40''
Page #'s: 1:252,78
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Positioning:
Knee flexed acutely
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CR Entrance & Angle:
at base of 3rd MT
For less MT foreshortening 10° posteriorly, not _|_
Collimation:
all Tarsals except calcaneus
Respiration:
Best to Determine:
2nd-5th MT bases overlapping
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Anatomy to IR:
Eval Criteria:
NR, Equal space between adjacent midshafts of 2nd-4th MT
Overlap of 2nd-5th MT bases
Phalanges, MT's & tarsals distal to talus
Open joint between medial & intermediate cuneiforms
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AP Oblique (MR)
IR Size: 10x12 TT
SID: 40''
Page #'s: 1:256,80
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Positioning:
Pt. Supine, Knee flexed acutely
Leg & Foot Medially Rotated 30° Medially
(For tarsal Joint Spaces 45° Medially-RARE)
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CR Entrance & Angle:
_|_ Base of 3rd MT
Collimation:
all Tarsals except calcaneus
Respiration:
Best to Determine:
Profile-Sinus Tarsi, Base of 5th MT, & Cuboid
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Eval Criteria:
No SI of 3-5 MT bases
Lateral tarsals with less SI than AP
Shown Sinus Tarsi, 5th MT tuberosity
Equal space between shafts of 2nd-5th MT
SI of 1st & 2nd MT bases on medial and intermediate cuneiforms
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Lateral (ML)
IR Size: 10x12 TT
SID: 40''
Page #'s: 1:260,82
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Positioning:
Pt lateral position on affected
Foot dorsiflexed 90°
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CR Entrance & Angle:
_|_ Base of 3rd MT
Collimation:
Distal Tib Fib
Respiration:
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Eval Criteria:
Nearly SI MTs
Fibula overlaps posterior part of tibia
Tibiotalar joint
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