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CR, for t, l, c spin
rad tech positions and angles for the cspine t spine and l spine exams
Question | Answer |
---|---|
AP projection that shows the dens. not the open mouth method is called | Fuchs |
What is the cnetral ray for the Fuchs method | perp. just distal to the tip of the chin |
What is the central ray for the Ap open- mouth projection of the c spine | perp. enter midpoint of open mouth |
What is the central ray for the lateral projection of the c spine | perp. to 1 inch distal to the mastoid tip |
CR for AP axial projection of C-spine is directed to ? | C 4 |
What is the central ray angle for AP axial of the C-spine | 15 -20 degrees cephalic |
Where does central ray enter for a lateral projectrion of the c spine | C 4 |
What is the method called for a lateral projection of the c spine | Grandy method |
What is the central ray angulation for the Grandey method (lateral cspine) | perpendicular |
What is the angle for the CR for an AP axial oblique projecion of c spine | 15 - 20 degrees cephalic |
Angle for PA axial oblique of the c spine | 15-20 degrees caudad |
what is the cr andle for the swimmer's technique of cervicothoracic region | perpendicular |
where does the CR enter for a swimmers of the c spine | 2 inches above the jugular notch at C7- T1 |
Where is central ray directed for AP thoracic | halfway between jugular notch and xyphoid process |
For a lateral projection of the T spine place the superior part of IR? | 1 1/2 - 2 inches above relaxed shoulders |
Central ray angulation for t spine? for woman for man if column not on same plane | man - 15 degrees woman - 10 degrees cephalic |
AP oblique of T spine andle is entering at | t 7 perp |
rotation for oblique t spine | 70 degrees. so 70 degrees from supine position |
For AP lumbar only the central ray is at level of | L3 1 1/2 inches above the crest |
For lumbar spine and sacrum AP center the ray | L4 at the crest |
CR angle for Lateral projection of the lumbar when spine isnt straight | men - 5 degrees women - 8 degrees caudad |
For a spot of L spine the CR enters | 1 1/2 inches inferior from crest 2 inches posterior ASIS |
AP oblique L spine oblique the patient? | 45 degrees |
AP oblique L spine for lumbar region only, the CR enters | 2" medial ASIS 1 1/2 above crest |
Ap OBLIQUE L spine for 5th zyapophyseal joint | 2 " medial elevated ASIS midway bwq iliac crest and ASIS |
AP or PA axial projection of the Lumbosacral junction is called the ______ method | Ferguson |
For ferguson method ( AP axial projection) what is the CR angle | men- 30 degrees woman 35 caudad |
central ray enters where for AP axial for lumbosacral | 1 1/2 superior to pubic symphysis |
what is angle for a lumbar spot (L5-S1) | 5 - 8 degrees |
what is IR size for ap pa axial (ferguson) | 8 x 10 " |
For an AP oblique of the sacroiliac joint which side is the side of interest | side farthest away |
how much do you oblique patient for an AP oblique of sacroiliac joints | 25 - 30 degrees |
where does CR enter for AP oblique of sacroiliac joint | 1 inch medial from ASIS |
angle for ap oblique of sacroiliac joint | perp |
cassette for sacrum | 10 x 12 lw |
cassette size for coccyx | 8x 10 |
centering for lateral sacrum | ASIS |
centering for coccyx | 2 " inferior to asia |
longitudinal centering for coccyx and sacrum | 3 1/2 " posterior to aSIS |
What is angle for AP axial of sacrum | 15 degrees cephalic |
what is angle for PA axial of sacrum | 15 degrees caudad |
what is angle for AP axial of coccyx | 10 degrees caudad |
what is angle for PA axial of coccyx | 10 degrees cephalic |
what is a scoliosis series | PA/ AP projection latreral projection include 1 inch of iliac crest |
AP spinal fusion includes | right and left bending |
Laeral spinal fusion includes? | hyperflexion and hyperextension |