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Anything and everything you need to know about NBCE Part IV Xray in Study Stack

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
OM for Cervical Oblique film   show
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show to see pars and facets  
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OM for PA ulnar deviation of wrist   show
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OM for Cervical flex/ext   show
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Adi space for children/adults   show
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20-30% of downs pts have   show
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5 things that can cause increased adi   show
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show a thin black line  
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4 possible reasons atlas goes ant   show
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3 possible reasons atlas goes post   show
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Hyperostosis, 2 akas   show
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show forrestier’s dx, ankylosing hyperostosis  
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DISH mc seen in what pop   show
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DISH preserves   show
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DISH has a correlation with what other disease   show
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show adjust them! Send to endocrinologist if have DM  
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show AS  
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Non-marginal syndesmophytes   show
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Conjunctivitis/uveitis, urethritis, arthritis   show
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show psoriatic arthritis  
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Hyperostosis with facet fusion   show
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show teardrop fx  
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show c2  
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MOI for teardrop fx   show
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show teardrop  
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Think MOPIT   show
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MOPIT   show
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Radiolucent line at base of dens   show
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If majority of dens is above occiput   show
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Chamberlains line   show
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show from back of hard palate to base of occiput – dens should be no more than 8mm above in males, 10 in females  
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If dens is displaced, 2 possible reasons   show
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Os Odontoideum akas (2)   show
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show stabilize neck and send to hospital asap  
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show PFC- pagets, fx, congenital anomalies  
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Bone turns whiter   show
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Bone turns darker   show
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Blastic mets age   show
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Pagets age   show
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Ivory white vertebra in someone under 30   show
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show blastic mets  
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show hot/responsive  
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Picture frame vertebra   show
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show pagets  
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Subchondral sclerosis aka   show
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Subchondral sclerosis seen in   show
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Vacuum phenomenon   show
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Destruction on both sides of joint   show
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If post. Arch of atlas is absent thing 3 things   show
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#1 ddx for fracture is   show
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show alordotic  
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Reverse curve c/s   show
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Decrease in posterior body height   show
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Only dx malignancy with decrease in post body height if   show
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show osteoporosis  
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show osteoporosis  
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V shaped defects in vertebra   show
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show there is decreased post body height  
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<10% slippage of one vertebra on another with facets stil in line   show
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show george’s line  
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show dislocation  
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show immediate surgical referral  
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show facet dislocation  
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4 ligs must be torn for fanning of spinouses to occur   show
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show ra, trauma  
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If facets are destroyed ddx   show
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If facets are fused ddx   show
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show facet arthrosis  
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show spina bifida occulta  
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show spondyloschisis  
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If SPs are absent 3 possible reasons why   show
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Spinous fx in c/s   show
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Mc location for clay shovelers   show
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show hyperFLEXION  
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Calcification of posterior atlanto-occipital lig   show
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show pons posticus, ponticus posticus  
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show arcuate foramen  
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Arcuate foramen transmits   show
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Posterior ponticle vs clay shoveler’s fx, most clinically significant   show
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show VBAI  
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show at c4 no more than 7mm  
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show at c6 no more than 20mm  
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Causes of c/s soft tissue swelling   show
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show congenital block  
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show usually mach lines  
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vertical radiolucency through vertebra   show
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show assoc w/discogenic spondylosis, ind-uncinate arthrosis  
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show c/s flexion  
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show extension  
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c/s film jaw angled down   show
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show klippefeil syndrome  
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low hair line, short webbed neck, dec. c/s rom   show
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show sprengles deformity  
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Unilateral non-descent of the scapula   show
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Calcification of rhomboid musculature   show
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Omovertebral bone associated with   show
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show bil. Shoulder shot  
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show arthrodesis  
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Fusion due to pathology   show
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show starts in SI  T/L jctn  then fuses up and down the spine (so always affects lower c/s before upper  
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show to view dens and arches of atlas  
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Smiling arch of atlas   show
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Frowning arch of atlas   show
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Mach lines seen in APOM   show
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Thin radiolucent line through base of dens   show
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show OO  
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show type 1 dens fx  
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Dens fracture through the base of the dens   show
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show type 3 dens fx  
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MC dens fracture   show
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Most unstable/severe dens fracture   show
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show Jefferson burst fx  
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Overhang of lateral mass of c1 on c2 on one side with equal shift on opposite side   show
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show Jefferson burst fx  
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Bilateral overhang of lateral masses on c2   show
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show vertical blow to top of head  
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Biggest thing affecting TPs of atlas   show
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Congenital anomalies of TPs of atlas   show
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show lymph node calcification  
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Big, thick diamond-shaped radiolucency above the base of the dens   show
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DDX Os terminale with   show
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show non-union dens, ununited dens  
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show T1  
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C7 TP extending PAST TP of T1   show
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show neurovascular compression syndrome  
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TP fx MC   show
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Mc thing affecting uncinates   show
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show vertical, like the ears on batman’s helmet  
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Flattening or laterality of uncinates   show
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show uncinate arthrosis  
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Never see spina bifida at what level   show
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show hyperflexion  
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show clay shoveler’s fx  
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show follow up with chest film. Can only dx deviation on APLC, but why is it deviated?  
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V shaped opacity in ST in APLC   show
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Mc area for carotid arteries to calcify   show
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show could be Carotid artery calcification or lymph node calcification  
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show carotid artery calcification  
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Multiple round white densities scattered (not in a vert. line) on APLC   show
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Follow up for lymph node calcification   show
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show C2/C3  
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show and border: bodies and uncinates, sup/inf border: pedicles, post border: facets  
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Hourglass IVF   show
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show lytic mets of pedicle (very rare), agenesis of pedicle, neurofibroma  
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Expansile tumor of nerve root   show
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show neurofibroma  
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show surgery  
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Multiple neurofibromas   show
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show Von Reklinghausens dx  
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Café au lait spots with smooth borders   show
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show on abdomen, coast of maine (jagged) or California (smooth)  
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Café au lait spots with jagged borders   show
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Hyperostosis of 4 or more segments   show
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show MM  
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Loss of anterior body height in TS by 15% but no endplate irregularities   show
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show infection  
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show scheurmann’s dx  
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Severe scheurmanns dx causes   show
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Scheurmann’s Dx AOO   show
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show Scheurmann’s DX  
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show trauma  
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show early DJD  
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Best modality for seeing AVN   show
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show refer to ortho surgeon for bracing.  
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Impression on anterior half of vertebra – borders jagged and irregular   show
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show nuclear impression  
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show nuclear impression  
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show Scheurmann’s Dx  
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DDX Hyperparathyroidism with   show
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show Hyperparathyrodism  
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show osteopetrosis  
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Metabolic dx commonly assoc. with brown’s tumor   show
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Bone within bone   show
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Albers Schanbergs Dx   show
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Sandwich vertebra   show
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Sclerosis along sup and inf aspect of vert from ant to post   show
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Sclerosis along sup and inf asp of vert, post- curves off on ant aspect   show
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show pagets  
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show fx  
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Displacement of LS pedicle   show
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Pars fx with no anterior slippage   show
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show myelogram  
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show Abdominal Aorta  
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show ½ - ¾  
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show Aneurysm  
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Curvilinear calcification in LS ST   show
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show CT with Contrast is best, Transverse diagnostic US most cost effective  
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Aneurysm present if AA is greater than   show
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show 5cm  
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show hypovolemic shock, tearing pn over abdomen, sudden onset of severe LBP that is deep and boring  
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Limbus bone   show
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Bony fragment on anterior aspect of vert body with no displacement   show
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Bony fragment on ant aspect of vert body with displacement   show
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For AS, every segment affected must be affected   show
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Spondylo that is usually a congenital anomaly causing ant. Slippage   show
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show (II) isthmic  
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show (III) degenerative  
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Spondylo usually caused by a pedicle fx   show
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Spondylo caused by lytic mets, mm, pagets   show
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show spondylo (at least grade 3) on AP film  
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AKAs for inverted napoleon hat sign   show
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show I:1-25%, II: 26-50%, III: 51-75%, IV: 76-100%, V: >100%  
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If L5 has slipped >100% and dropped down it is referred to as   show
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Spurring at anterior superior aspect of the sacrum   show
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Buttressing phenomenon is an excellent sign of   show
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show facet imbrications  
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show AS  
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Bilateral symmetrical whitening of the iliac side of SI jt. DDX   show
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Bilateral symmetrical whitening of iliac side of SI jt and inferior portion of sacral side of SI jt.   show
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Bilateral symmetrical whitening of iliac side of SI jt and sacral side of SI jt not affected.   show
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Management of OCI   show
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show OCI  
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show OCI  
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Alteration of shape of ilium   show
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Alteration of color of ilium   show
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Line drawn across top of iliac crest should bisect   show
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Last set of ribs that point down   show
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show spatulated TP  
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show PFCF- pagets, fracture, congenital anomaly, fibrous dysplasia  
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Mc benign tumor of the sacrum   show
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show spina bifida  
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U shaped radiolucency in sacrum   show
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show facet tropism  
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show bilateral sagittal facets  
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show hemangioma  
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show a crushed vertebra  
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Ddx for crushed vertebra   show
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show missing pedicle  
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show agenesis of pedicle  
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Winking owl sign, pedicle that is present looks the same when compared to others surrounding   show
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Crushed vertebra with no signs of trauma or infection, no involvement of pedicles   show
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MM only affects areas with   show
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show cold  
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show mm  
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Labs for MM   show
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show stack of coins appearance- on blood smear RBCs stacked up against each other  
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show a bony callous (appears as a cloud of white density surrounding bone.  
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Cheerio sign ddx   show
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show size. If “cheerio” is smaller than L2: renal artery calcification, if larger than L2: renal artery aneurysm. (if spans 3+ vertebra: AAA)  
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If you see Abdominal Aorta on AP film   show
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show 10% of the time- black center outlined in white.  
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show at L1-L2 area straight above the top of the iliac crest and only on the right  
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show 90% of the time  
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show L1-L3 area unilateral or bilateral close to spine  
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show by location renal artery calcification much closer to the spine.  
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show staghorn calculus (can see outline of renal calyces)  
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Ddx from renal contrast study by   show
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ST in pelvic inlet with big and small round white densities   show
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Appears to be DJD of symphysis pubis   show
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show prostate surgery  
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show child birth  
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First sign of AS   show
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Romanus lesion   show
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Shiny corner sign   show
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Bamboo spine   show
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show AS, calcification of the capsular ligs  
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show AS, connects all SPs together by calcifying the supraspinous and interspinous ligs  
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Star sign   show
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Ghost Joint   show
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Failure of ossification of center of vertebra   show
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Failure of segmentation of vertebra   show
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show remnant/rudimentary/hypoplastic/vestigial disc  
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show knife clasp deformity  
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show there are no meninges this far down only sacral nerves  
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show 1: knife clasp deformity, 2: lumbosacral transitional seg, 3: facet tropism, 4: spina bifida of L5 or S1, 5: hypertrophic enlarged TP of L5  
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Best DDX in pelvis is   show
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Thin black line in area of growth center pt age   show
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show 20-30  
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No lines in area of growth center, no signs of DJD pt age   show
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show >40  
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Dx affecting pelvis/hip of young pts   show
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Dx affecting pelvis/hip of older pts   show
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Dx affecting pelvis/hip of both young and older pts   show
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3 conditions affect lower SI jts   show
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show congenital hip dysplasia  
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Putti’s triad consists of   show
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Ortho test for congenital hip dysplasia   show
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show refer to orthopedic surgeon, application of A-brace aka flexion-abduction brace  
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Normal femur head, normal acetabulum, femur head outside of acetabulum   show
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90° angle below symphysis pubis   show
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140-150° angle below symphysis pubis   show
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show female  
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Upside down martini glass   show
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Upside down margarita glass   show
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Sup-lat jt space preserved in hip, sclerosis only femur head side   show
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show DJD  
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Malum coxae synilis   show
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5 things to look for in ST of Pelvic Inlet   show
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show uterine fibroid  
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Round stippled white density sitting on symphysis pubis   show
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show ureter stones  
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show phleboliths  
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show bladder stones  
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Anytime bone appears whiter than surrounding bones (other than prox femur and carpal bones) assume   show
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Bilateral ischial AND Bilateral pubis fractures   show
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Line drawn along the inner portion of the pelvic inlet and the outer obturator   show
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+ kohlers line if   show
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Bilateral protrusion acetabuli   show
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