SI Joint Positioning Flashcards
(13 cards)
What IR is used for an AP axial SI joints?
10 x12 portrait
What is the SID for an AP axial SI joints?
40”
How many degrees is the CR angled for an AP axial SI joints?
- 30 degrees cephalic for men
- 35 degrees cephalic for women
How is the patient positioned for an AP axial SI joints?
Patient is supine
Where is the CR for an AP axial SI joints?
1 1/2” superior to pubic symphysis at MSP
What is the breathing technique used for an AP axial SI joints?
Suspend respiration
What are the structures seen for an AP axial SI joints?
- Symmetric image of both SI joints free of superimposition
- Open intervertebral space between L5-S1
- Include L5 to S1 and entire sacrum
What IR is used for RPO/LPO SI joints?
10 x 12 portrait
What is the SID for RPO/LPO SI joints?
40”
How is the patient positioned for RPO/LPO SI joints?
- From supine rotate patient 25-30 degrees into rpo/lpo position
- Center IR level of ASIS
- Do upside of each side
Where is the CR for RPO/LPO SI joints?
1” medial to elevated ASIS
What breathing technique is used for RPO/LPO SI joints?
Suspended respiration
What are the structures seen for RPO/LPO SI joints?
- Open SI joint on the upside
- LPO demonstrates the right SI joint
- RPO demonstrates the left SI joint
