Toes Positioning Flashcards
What SID is used for toe views?
40”
What IR is used for toe views?
10x12
What structures are seen for an AP/AP axial projection of toe?
- AP projection of entire toe through the distal metatarsal
- No rotation of phalanges
- Open IP & MTP joint spaces
- Distal ends of metatarsals seen
- Soft tissue and bony trabeculation seen
How is the patient positioned for an AP/AP axial projection of toe?
- Patient supine or sitting on table
- Bend patients knee
- Place foot flat on IR
Where is the CR for an AP/AP axial projection of 1st digit toe?
Perpendicular to IP joint
Where is the CR for an AP/AP axial projection of digits 2-5 toe?
Perpendicular to PIP joint
Is there an angle for an AP projection of toe?
No
What is the angle of the CR for an AP axial projection of toe?
15 degrees cephalic
What are the structures seen for a 30-degree medial oblique toe view(1&2) ?
- Affected toe in the medial oblique aspect
- Soft tissue and bony trabeculation detail
- Open IP & MTP joint spaces
- Distal ends of metatarsals
- 1st MTP joint not always open
Which oblique view do you use to image the 1st & 2nd phalanges (toes)?
30 degree medial oblique
Which toes are being imaged when using a 30 degree medial oblique view?
1st & 2nd digits (toes)
How is the patient positioned for a 30-degree medial oblique toe view(1st & 2nd) ?
- Begin in AP position
- Medially rotate foot
- Toes should form 30-degree angle with IR
Where is the CR for a 30-degree medial oblique toe view of the 1st digit?
Perpendicular to IP joint
Where is the CR for a 30-degree medial oblique toe view of the 2nd digit?
Perpendicular to PIP joint
What digits are viewed using a 30-degree lateral oblique view?
3rd-5th digits
What oblique view is used to view the 3rd-5th digits?
30-degree lateral oblique view
What structures are seen for a 30-degree lateral oblique view (3rd-5th)?
- Affected to in the lateral oblique aspect
- Soft tissue and bony trabeculation
- Distal end of metatarsals
- Open joint spaces
How is the patient positioned for a 30-degree lateral oblique view (3rd-5th)?
- Begin in AP position
- Laterally rotate foot
- Toes should form a 30-degree angle with IR
Where is the CR for a 30-degree lateral oblique view (3rd-5th)?
Perpendicular to PIP joint
Which digits are being viewed when doing a lateromedial toe view?
Digits 1 & 2
Which digits are being viewed when doing a mediolateral toe view?
3rd-5th digits
What are the structures seen for a lateromedial toe view (1st & 2nd)?
- Affected to in the lateral aspect
- Soft tissue and bony trabecular detail
- Phalanges in profile
- Open IP joint spaces
- MTP joint spaces are overlapped and may be seen
Where is the CR for a lateromedial toe view of the 1st digit?
Perpendicular to IP joint
Where is the CR for a lateromedial toe view of the 2nd digit?
Perpendicular to PIP joint
What are the structures seen for a mediolateral toe view (3rd-5th)?
- Affected to in the lateral aspect
- Soft tissue and bony trabecular detail
- Phalanges in profile
- Open IP joint spaces
- MTP joint spaces are overlapped and may be seen
Where is the CR for a mediolateral toe view (3rd-5th)?
Perpendicular to PIP
What view is the in a AP projection of the entire toe through the distal metatarsal?
AP/AP axial projection of toe
In what view is the affected toe in the medial oblique aspect?
30-degree medial oblique digits 1 & 2
In what view is the affected toe in the lateral oblique aspect?
30-degree lateral oblique
