Positioning
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What is the part position for an AP projection of the toes?
 Plantar surface of foot resting on IR
 Resting on a 15* wedge

How is the central ray directed for an AP ptoj. of the foot?
 1015* to calcaneous
 MTP joints

Where should you collimate for an AP proj. of the toes?
 4 sides
 Include next digit from each side
 distal metatarsals

What is the part position for an AP oblique projection of the foot (with medial/lateral rotation)?
 plantar surface of foot resting on IR
 3040* medially (13 D)
 3040* (45 D)

How is the CR directed of an oblique proj. of the toes?
 Perpendicular
 MTP joints
 40 inches

What is the criteria for an oblique proj. of the tooes?
 digits of interest
 distal metatarsals
 include next digits from each side

What is the part and patient position for the laterallateromedial/mediolateral proj. of the toes?
 Patient recumbent
 for 13 digits, rotate foot medially (lateromedial)
 for 45 digits, rotate foot laterally (mediolateral)

How is the CR directed for a lateral proj of the toes?
 Perpendicular
 IP joint of 1st digit
 PIP joint of digits 25

What is the criteria for a lateral proj of the toes?
 Digits in question free of superimposition
 true lateral

What is the patient and part position for a tangential projsesamoid projection of the foot?
 Patient prone/supine
 Dorsiflex foot 15*20*
 dorsiflex first digit and rest it on IR

What is the CR angle and centering for a tangential proj. of the toes?
 Perpendicular
 first MTP joint

What is the criteria for a tangential (sesamoid) projection of the toes?
 sesamoid bones in profile
 borders of posterior margins of first to third dital metatarsals in profile

What is the patient and part position for an AP dorsoplantar projection of the foot?
 Patient supine
 flex knee
 plantat flat on IR

Where and how is the CR directed for a dorsoplantar projection of the foot?
 10* posteriorly
 base of 3rd metatarsal
 SID 40"

What is the criteria for a dorsoplantar proj. of the foot?

What is the part position for an AP obliquemedial rotation projection of the foot?
 rotate foot medially
 plantar 3040* to IR

Where and how is the CR directed for an AP obliquemedial rotation projection of the foot?
 perpendicular
 base of 3rd metatarsal

What is the criteria for an oblique medial rotation profection for the foot?
 entire foot
 tuberosity of base of the 5th metatarsal in profile

What is the patient and part position for a Lateral projection of the foot (mediolateral/lateromedial)?
 Patient lateral recumbent
 knee flexed
 plantar surface of foot is perpendicular to IR

Where and how is the CR directed for a lateral proj. of the foot
 perpendicular
 medial cuneiform for mediolateral projection

What is the criteria for a lateral proj. of the foot?
 entire foot
 1" proximal ankle
 1" distal tibiafibula

What is the part and patient position for an AP weight bearing projection of the foot?
 Patiet erect
 feet directed straight ahead, parallel to each other
 equal weight on both feet

Where is the CR directed for an AP weight bearing projection of the feet?
 CR 15* posteriorly
 midpoint btw feet
 base of metatarsals

What is the criteria for an AP weightbearing proj. f the feet?
 bilateral area
 phalanges of talus

What is the part position for a lateral weight bearing proj. of the feet?
 Feet on blocks
 place IR between feet
 repeat for both feet

How is the CR directed for a lateral weight bearing proj. of the feet?
 Horizontally
 base of 3rd metatarsal

What is the criteria for a lateral weight bearing proj. of the foot?
 entire foot
 1" distal tibiafibula

What is the patient part position for a plantodorsal axial projection of the calcaneous?
 Patient supine
 Leg fully extended
 Dorsiflex foot
 plantar surface perpendicular to IR

Where is the central ray directed for a plantodorsal axial proj. of the calcaneous?
 base of third metatarsal
 40* cephalad from long axis of the foot

What is the criteria for a plantodorsal axial proj. of the calcaneous?
 entire calcaneous
 tubersoity to talocalcaneal joint
 sustentaculum tali in profile medially
 peroneal trochlea

What is the patient position for a lateralmediolateral proj. of the calcaneous?
 patient lateral recumbent
 Affected side down
 knee flexed 45*

What is the part position for a lateralmediolateral projection of the calcaneous?
 True lateral
 plantar surface perpendicular to IR
 dorsiflex footright angle to leg

Where and how is the CR directed for a lareralmediolateral proj. of the calcaneous?
 Perpendicular
 1" inferior to medial malleolus

What is the criteria for a lateralmediolateral projection of the calcaneous?
 calcaneous in profile
 ankle joint
 navicular and cuboid
 base of the 5th metatarsal