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Merrills l-spine

Lumbar,sacrum, and coccyx by merrils

QuestionAnswer
What is the CR directed on an AP L-Spine? Center the CR at the Iliac Crest(L4), center to the Midsagittal plane of the patient
Where is the IR directed for an oblique L-spine? 2 in medial to the elevated ASIS and 1 1/2 in above the Iliac Crest
How many degrees is the patient rotated for the oblique L-Spine? 45 degrees
When the patient is in the correct 45 degree oblique position for the lumbar spine, what apperance do the lumbar vertebra take on? A Scottie Dog apperance
Where is the IR directed for the lateral L-Spine? Perpendicular to the level of the Iliac Crest(L4)
What breathing instructions are suggested for all L-Spine projections EXCEPT l5-s1 Spot film? Suspend breathing at the end of expiration
What part of the lumbar vertebra in the oblique position,is the "Ears" of the Scottie Dog? Superior Articular Process
What part of the lumbar vertebra in the oblique position,is the "Nose" of the Scottie Dog? Transverse Process
What part of the lumbar vertebra in the oblique position,is the "Eye" of the Scottie Dog? Pedicle
What part of the lumbar vertebra in the oblique position,is the "Neck" of the Scottie Dog? Pars Interarticularis
What part of the lumbar vertebra in the oblique position,is the "body" of the Scottie Dog? Lamina
What part of the lumbar vertebra in the oblique position,is the "Front Legs" of the Scottie Dog? Inferior Articular Process
Which zygapophyseal joint is most visualized on the radiograph? The zygapophyseal joint closest to the film
If the pedicle is too posterior on the vertebral body of the lumbar oblique film, the body was rotated ___________? Too much
If the pedicle is too anterior on the vertebral body of the lumbar oblique film, the body was rotated __________? Not enough
What is another name for the AP Axial Projection of the Lumbosacral Junction and SI Joints? Ferguson Method
Where should the CR be directed in the AP Axial(Ferguson) Projection? About 1 1/2 in superior to the pubic symphysis and at the midsagittal plane of the patient
What degree of angulation and in what direction,for men, is suggested on the AP Axial Projection? 30 degree Cephalad
What degree of angulation and in what direction,for women, is suggested on the AP Axial Projection? 35 degrees Cephalad
Where is the CR directed on the L5-S1 projection? Center to the Coronal Plane, 2 in posterior to the ASIS and 1 1/2 in inferior to the ASIS
When the spine is not in a true lateral position on the L5-S1 projection, The CR can be angled ______ degrees _______ for men. 5, Caudad
When the spine is not in a true lateral position on the L5-S1 projection, The CR can be angled ______ degrees _______ for women. 8, Caudad
How many degrees is the patient elevated on an oblique SI Joint projection? 25 to 30 degrees and to the midsagittal plane
Where is the CR directed for the oblique SI Joint Projection? 1 in medial to the ASIS
Where is the CR directed on an AP Sacrum? 2 in superior to the pubic symphysis, and to the midsagittal plane
What degree and in which direction is the CR directed on the AP Sacrum? 15 degree, Cephalad and to the midsagittal plane
Where is the CR directed for an AP Coccyx Projection? 2 in superior to the pubic symphysis and to the midsagittal plane
What degree and in which direction is the CR directed for an AP Coccyx? 10 degrees, Caudad
Where is the CR directed on a lateral Sacrum? Perpendicular and directed to the level of the ASIS and approximately 3 1/2 in to 4 in posterior. This centering should work on most patients.
Where is the CR directed on a lateral Coccyx? Perpendicular and directed to the level of the ASIS and approximately 3 1/2 in to 4 in posterior and 2 in inferior.This centering should work for most patients.
Created by: radgirl37
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