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36 Cards in this Set
- Front
- Back
Position Issues How to resolve |
Non-rotated frontal skull Equal dist from lat orbits to cranium and symmetric greater sphen wings |
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Position Issues (rotation, flex/ext) How to resolve issues |
PA Caldwell Rotation to rt (orb rim to cran lesss on rt and dist from great wing to lat orb more on rt) Proper flexion/ext |
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Position Issues How to resolve issues |
PA skull nonangled Correct flex/ext w/ petr ridg filling orbitsHead tilted and poor centering and collimation Head tilted and poor centering and collimation |
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Position Issues how to resolve issues |
PA Skull nonangled Hyperflexion, or ceph TA with pt prone, or caud TA pt supine |
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Position Issues How to resolve issues |
Caldwell Petr ridg midorbit indicates 10d caudal (5d short) OR 5d flex canceling caud TA |
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Position Issues How to resolve |
Coned Caldwell Petr ridg lower orb rims indicating 20d caud TA (5d too much) OR 5d chin ext with 15d caud TA |
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Position Issues How to resolve |
Waters for sinuses Petr ridg below max sinuses NO rotation but off centered clipping lt side |
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Position Issues How to resolve |
Waters for sinuses Inadequate head ext (~30d) placing petr ridg in lower 1/3 of max sinuses-- can add 7d caud TA |
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Position Issues How to resolve |
Open-mouth waters for sphenoid Inadequate head ext placing upper teeth over ant sphenoid sinuses |
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Position Issues How to resolve |
Open mouth waters Hyperext head (mouth opened after chin placed on IR) Lower teeth over sphenoid |
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Position Issues how to resolve issues |
Non rotated townes Dors sellae framed in FM Petr ridg form 45d angle Proper flex/ext and TA |
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Position Issues How to resolve issues |
Rotated townes Opisthion and FM shifted to pts LT in relation to petr pyram and assym ridges Face rotated RT |
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Position issues How to resolve issues |
Townes Less than 1/2 FM rising over petr ridg ; ridg obt angle Indicates insufficient caud TA or ext of head canceling out caud TA |
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Position Issues How to resolve issues |
Townes Post arch of C1 in FM Excessive caud angle OR excess flex of head |
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Position |
Non tilted lat skull |
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Position Issues |
Proper coned down lat sinuses Orbit rims and GW of sphen closely superimposed showing no rotation Front bone orbit plates superimposed showing no tilt |
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Position Issues |
Non rotated lat skull with improper tilt Vert desuperimp of orb plates and post fossae of occ bone |
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Position Issues How to resolve issues |
SMV Dist from mand rami to cran equal Nasal sept centered in mand showing no tilt Mentum superimposes forehead showing good ext |
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Position Issues How to resolve issues |
SMV skull Uneven dist from mand rami to cran showing head tilt Insufficient head ext since facial bones seen above chin |
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Position Issues How to resolve issues |
SMV for bil zygos Reduced FFD |
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Position Issues How to resolve issues |
SMV for bil zygos at 40in SID with hyperextension of head (chin above forehead) |
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Position Issues How to resolve issues |
Mays for zygos Superimposed soft tissue of cheek over arch due to over tilting head away from affected side |
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Position Issues How to resolve issues |
Mays Superimposed cran wall over arch due to insufficient head tilt |
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Position Issues How to resolve issues |
Rheese Opt foramen in mid lower outer quad Proper rheese |
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Position Issues How to resolve issues |
Rheese Shallow head rotation (too lateral) Opt foramen at lat orbital rim |
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Position Issues How to resolve issues |
Rheese Insufficient head ext Opt foramen in upper half of orbit |
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Position Issues How to resolve issues |
Proper oblq mand Gonions shifted 3in vert |
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Position Issues How to resolve issues |
Oblq mand with insufficient head tilt displacing gonions 1.5" obscuring coronoid and mental area |
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Position Issues How to resolve issues |
Oblq mand using 30d ceph TA Arm shown over mand Head tilt and TA not to exceed 15d |
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Position Issues How to resolve issues |
Oblq mand Overrotation of head towards film superimposing ramus of mand over cspine |
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Position Issues How to resolve issues |
Laws TMJ Upside TMJ 1.5in below and 1.5" ant to downside TMJ |
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Position Issues How to resolve issues |
Laws for TMJs Inadequate head rotation (~10d) Upside TMJ only 1in ant to downside TMJ Correct TA shown by proper vert shift of 1.5in |
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Position Issues How to resolve issues |
Schullers for TMJs TMJs shifted slightly side to side showing slight head rotation 2.5" vert shift = proper 25d caud TA |
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Position Issues How to resolve issues |
Proper stenver or arcelin Apex of petr pyr to side of orb rim with rdge horiz |
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Position Issues How to resolve issues |
Stenver or arcelin Head too lat (too shallow or less than 45d) Space between apex of petr pyr and lat rim of orbit |
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Position Issues How to resolve issues |
Stencer or arcelin Head too steep (45d+) Petr pyr running into orb chin flex = ridge not horiz |
