In order to best demonstrate TMT joint spaces of foot, angle posterior how many degrees?
The CR is directed to where for AP and AP axial projections of the feet?
The most commonly performed oblique projection of the foot is:
AP oblique in medial rotation
For an AP oblique projection of the foot in either medial or lateral rotation, the plantar surface of the foot should form an angle of:
The CR angle for an AP oblique projection of the foot:
What projection clearly demonstrates the cuboid?
AP oblique in medial rotation
For a lateral projection of the foot, the CR would be directed to the:
base of the 3rd metatrsal
How many degrees of angulation are required to open the IP joint spaces of the toes on an AP projection?
How many degrees are the lower leg and foot rotated for the AP oblique projection of the toes in medial rotation?
The CR angulation for an AP oblique projection of the toes:
For an AP projection of the toes, the CR is directed to the:
How is the patient placed for a lateral projection of the great toe or second toe?
recumbent, on unaffected side
What is the patient position for a lateral projection of the third, fourth, or fifth toes?
lateral recumbent, on the affected side
Which of the following are the essential oblique projections of the ankle?
1.) AP oblique, 45-degree medial rotation
2.) AP oblique, 45-degree lateral rotation
3.) AP oblique, 15- to 20-degree medial rotation for the ankle mortise
Which of the following must be rotated for all oblique projections of the ankle?
1) pelvis
2) leg
3) foot
To demonstrate the ankle mortise, the leg and foot should be rotated medially how many degrees?
When the malleoli of the ankle are positioned parallel with the IR, the ankle is in position for which projection?
AP oblique, 15- to 20- degree medial rotation for the ankle mortise
The medial and lateral projections of the ankle (not the mortise)... must be rotated how many degrees?
Which ankle projection will clearly demonstrate the ankle mortise in profile?
AP oblique, 15- to 20-degree internal rotation
For a lateral projection of the ankle, the central ray must enter the:
To prevent lateral rotation, how should the foot be positioned for a lateral projection of the ankle?
The Cr for an AP oblique projection of the ankle is:
Which projection will clearly demonstrate the joint spaces between the talus and both malleoli?
AP oblique, 15 to 20 degree internal rotation
Which projections of the ankle are performed on a patient following an inversion or eversion injury?
Which specific projections of the ankle are performed to diagnose a tear of the medial or lateral ligament?
1) AP, eversion stress
2) AP, inversion stress
3) AP oblique, 15 to 20 degree medial rotation
The CR angulation for a lateral projection of the calcaneus is:
Whats the most commonly performed lateral projection of the calcaneus?
The CR for an AP ankle projection is:
Whats NOT clearly demonstrated on an AP projection of the ankle?
The CR angle for a lateral projection of the ankle is:
For a lateral projection of the ankle, the central ray must enter the:
Where will the fibula be located on a properly positioned lateral radiograph of the ankle?
Superimposed over posteripr half of tibia
What is the central - ray angulation for the axial (plantodorsal) projection of the calcaneus?
For an AP oblique projection of the foot in either medial or lateral rotation, the plantar surface of the foot should form an angle of:
The most commonly performed oblique projection of the foot is the:
AP oblique in medial rotation
When doing a radiograph of the calcaneus with the patient supine, one would angle the tube
A lateral projection of the ankle will demonstrate the relationship of the fibula to the tibia to be:
In the posterior half of the tibia
A true lateral projection of the foot is attained using the-
Projection used to determine the stability of the longitudinal arch of the feet is the:
To demonstrate sesamoids of foot free of superimposition, one should take:
To attain an axial projection of the calcaneus the CR is directed _____ to the long axis of the foot.
In the medial and lateral oblique of the foot, the sole forms a ____ degree angle with the IR.
To demonstrate distal tibfib joint the foot must be:
To demonstrate ligament tear of joint, what is performed?
When doing a dorsoplantar projection of the foot the Cr is directed to the
Base of the 3rd metatarsal
When radiographing the foot the subtalar joint is well demonstrated using the:
The malleoli are used as landmarks when radiographing the:
The patient will be placed in the ______ position when xraying longitudinal arches for "flat feet".
What would best demonstrate lateral malleolus in profile?
What view BEST demonstrates the calcaneus?
When doing AP projection of toes, the CR is directed to the
If doing a lateral projection of big toe the patient is lying on the
For AP foot you angle the CR
When radiographing lateral foot, the plantar surface is ________ to the IR.
What projection visualizes the navicular bone?
For AP ankle the CR is directed
When radiographing ankle in an internal oblique, you must rotate
What routine is followed for study of 2nd toe?
AP, AP oblique with medial rotation, lateromedial projection
T/ F: A correctly positioned medial 45 degree oblique ankle projection frequently may also demonstrate fracture at base of fifth metatarsal if present.
To properly demonstrate jt spaces on AP projection of foot, CR must be:
perpendicular to the metatarsals
What position of foot will demonstrate 3rd cuneiform?
AO oblique with medial rotation
Where is CR placed for mediolateral projection of calcaneus?
The ______, ______, and _______ form the ankle mortise.
later malleoli, medial malleoli & subtalar joint
T/F: To reduce scatter radiation during tabletop procedures, the Bucky tray should be positioned over lower limb being radiographed.
T/F: With careful and close collimation shielding isn't needed for lower limb radiography
True/False: During digital radiography, lead masking should be placed on the regions of the imaging plate, not within the collimation field.
T/F. A kV range between 50 and 70 should be used for film screen lower limb radiography.
True/False: kV range for CR and digital radiography is typically lower as compared with film-screen ranges.
If a foreign body is lodged in the plantar surface of the foot, which type of CR angle should be used for the AP projection?
None; use a perpendicular CR