Question 1

A cross-table lateromedial knee projection demonstrates the medial femoral condyle distal to the lateral femoral condyle. To obtain an optimal projection,

Accepted Answer

A)  rotate the x-ray tube column to align the central ray more cephalically. 
B)  adjust the central ray angulation posteriorly. 
C)  adduct the patient's leg. 
D)  internally rotate the patient's leg. 
A)  rotate the x-ray tube column to align the central ray more cephalically. 
B)  adjust the central ray angulation posteriorly. 
C)  adduct the patient's leg. 
D)  internally rotate the patient's leg.

Question 2

A 15- to 20-degree internally rotated AP oblique ankle projection with poor positioning demonstrates an open distal lateral mortise superimposing the calcaneus. How was the patient mispositioned for such an image to be obtained?

Accepted Answer

A)  The foot was plantarflexed. 
B)  The leg was not adequately internally rotated. 
C)  The central ray was centered too caudally. 
D)  The proximal lower leg was elevated. 
A)  The foot was plantarflexed. 
B)  The leg was not adequately internally rotated. 
C)  The central ray was centered too caudally. 
D)  The proximal lower leg was elevated.

Question 3

An optimal lateral knee projection demonstrates

Accepted Answer

A)  contrast and density to visualize the posterior pericapsular fat pads. 
B)  the tibia without fibular head superimposition. 
C)  45 degrees of knee flexion. 
D)  superimposed femoral condyles. 
A)  contrast and density to visualize the posterior pericapsular fat pads. 
B)  the tibia without fibular head superimposition. 
C)  45 degrees of knee flexion. 
D)  superimposed femoral condyles.

Question 4

Which of the following pertains to the positioning setup for an AP oblique foot projection on a patient with a high longitudinal arch?
1)Rotate the patient's foot 60 degrees.
2)Angle the central ray 15 degrees proximally.
3)Align the long axis of the foot with the long axis of the collimated field.
4)Center the central ray to the third metatarsal base.

Accepted Answer

A)  1 and 3 only 
B)  3 and 4 only 
C)  1, 2, and 4 only 
D)  1, 3, and 4 only 
A)  1 and 3 only 
B)  3 and 4 only 
C)  1, 2, and 4 only 
D)  1, 3, and 4 only

Question 5

A lateral knee projection demonstrates the medial femoral condyle anterior and proximal to the lateral femoral condyle. How was the positioning setup mispositioned for such an image to be obtained?
1)The central ray was angled too caudally.
2)The central ray was angled too cephalically.
3)The patient's patella was positioned too close to the IR.
4)The patient's patella was positioned too far away from the IR.

Accepted Answer

A)  1 and 3 only 
B)  1 and 4 only 
C)  2 and 3 only 
D)  2 and 4 only 
A)  1 and 3 only 
B)  1 and 4 only 
C)  2 and 3 only 
D)  2 and 4 only

Question 6

An accurately positioned PA axial knee projection (Holmblad method) demonstrates all of the following except

Accepted Answer

A)  superimposition of the proximal intercondylar fossa surfaces. 
B)  the intercondylar eminence and tubercles in profile. 
C)  the patellar apex within the intercondylar fossa. 
D)  the fibular head 0.5 inch (1.25 cm) distal to the tibial plateau. 
A)  superimposition of the proximal intercondylar fossa surfaces. 
B)  the intercondylar eminence and tubercles in profile. 
C)  the patellar apex within the intercondylar fossa. 
D)  the fibular head 0.5 inch (1.25 cm) distal to the tibial plateau.

Question 7

An accurately positioned lateral foot projection demonstrates all of the following except

Accepted Answer

A)  superimposed talar domes. 
B)  the distal metatarsals at the center of the exposure field. 
C)  contrast and density adequate to demonstrate the anterior pretalar and posterior pericapsular fat pads. 
D)  open tibiotalar joint space. 
A)  superimposed talar domes. 
B)  the distal metatarsals at the center of the exposure field. 
C)  contrast and density adequate to demonstrate the anterior pretalar and posterior pericapsular fat pads. 
D)  open tibiotalar joint space.

Question 8

An externally rotated AP oblique knee projection that was taken with the knee rotated more than 45 degrees will demonstrate the

Accepted Answer

A)  fibular head aligned with the anterior edge of the tibia. 
B)  fibula without tibial superimposition. 
C)  fibula located in the center of the tibia. 
D)  lateral condyle in profile. 
A)  fibular head aligned with the anterior edge of the tibia. 
B)  fibula without tibial superimposition. 
C)  fibula located in the center of the tibia. 
D)  lateral condyle in profile.

Question 9

A lateral ankle projection demonstrates the fibula too anterior to the tibia, and a narrowed talocalcaneal joint. How are the talar domes positioned on this projection?
1)Medial dome anterior
2)Medial dome proximal
3)Lateral dome anterior
4)Lateral dome proximal

Accepted Answer

A)  1 and 2 only 
B)  2 and 3 only 
C)  3 and 4 only 
D)  1 and 4 only 
A)  1 and 2 only 
B)  2 and 3 only 
C)  3 and 4 only 
D)  1 and 4 only

A cross-table lateromedial knee projection demonstrates the medial femoral condyle distal to the lateral femoral condyle. To obtain an optimal projection,

A 15- to 20-degree internally rotated AP oblique ankle projection with poor positioning demonstrates an open distal lateral mortise superimposing the calcaneus. How was the patient mispositioned for such an image to be obtained?

An optimal lateral knee projection demonstrates

An accurately positioned PA axial knee projection (Holmblad method) demonstrates all of the following except

An accurately positioned lateral foot projection demonstrates all of the following except

An externally rotated AP oblique knee projection that was taken with the knee rotated more than 45 degrees will demonstrate the

A lateral ankle projection demonstrates the fibula too anterior to the tibia, and a narrowed talocalcaneal joint. How are the talar domes positioned on this projection? 1)Medial dome anterior 2)Medial dome proximal 3)Lateral dome anterior 4)Lateral dome proximal

Guidelines for Image Analysis

Visibility of Details

Image Analysis of the Chest and Abdomen

Image Analysis of the Upper Extremity

Image Analysis of the Shoulder

Image Analysis of the Hip and Pelvis

Image Analysis of the Cervical and Thoracic Vertebrae

Image Analysis of the Lumbar Vertebrae, Sacrum, and Coccyx

Image Analysis of the Sternum and Ribs

Image Analysis of the Cranium

Image Analysis of the Digestive System

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Exam 6: Image Analysis of the Lower Extremity

A cross-table lateromedial knee projection demonstrates the medial femoral condyle distal to the lateral femoral condyle. To obtain an optimal projection,

A 15- to 20-degree internally rotated AP oblique ankle projection with poor positioning demonstrates an open distal lateral mortise superimposing the calcaneus. How was the patient mispositioned for such an image to be obtained?

An optimal lateral knee projection demonstrates

An accurately positioned PA axial knee projection (Holmblad method) demonstrates all of the following except

An accurately positioned lateral foot projection demonstrates all of the following except

An externally rotated AP oblique knee projection that was taken with the knee rotated more than 45 degrees will demonstrate the

A lateral ankle projection demonstrates the fibula too anterior to the tibia, and a narrowed talocalcaneal joint. How are the talar domes positioned on this projection? 1)Medial dome anterior 2)Medial dome proximal 3)Lateral dome anterior 4)Lateral dome proximal

Guidelines for Image Analysis

Visibility of Details

Image Analysis of the Chest and Abdomen

Image Analysis of the Upper Extremity

Image Analysis of the Shoulder

Image Analysis of the Hip and Pelvis

Image Analysis of the Cervical and Thoracic Vertebrae

Image Analysis of the Lumbar Vertebrae, Sacrum, and Coccyx

Image Analysis of the Sternum and Ribs

Image Analysis of the Cranium

Image Analysis of the Digestive System

Filters