Occipitalization:
Description: Fusion of the _____ & ______. Sometimes called _____ ______. In young children is ______.
In older children/adults is _______.
*atlas
*occiput
*most cephalic
*asymptomatic
*symptomatic
Platybasia:
Flattening of the _____ and/or _____. Determined by ______ called _____. Normal range = _____. Some consider this aka "_____ _____". Over _____ indicates _______.
*sphenoid
*occiput
*lines of mensuration
*Martin's basilar angle
*123-152o
*basilar impression
*152
*platybasia
Spinia Bifida Occulta
Small opening due to _____. Clinical significance? _____
*failure of fusion of lamina
*no
Spina Bifida Vera
Small/Large defect (choose one)
Why do we care? ______
This may allow ________
Thought to be caused by ______ in __ trimester
*Large
*We care b/c there is no protection of the spinal cord
*protrusion of the meninges and/or spinal cord
*deficiency of folic acid
*1st trimester
Posterior Spondyloschisis
________ of posterior arch of _______.
Sometimes referred to as "______"
*Posterior cleft
*C1
*non-union of posterior arch
Blocked Vertebra
_______________ joint together
2 types _______ and ________
*2 or more segments
*Congenital
*Acquired
Transition Vertebra
Where the segments have ______ of another area
MC area: ______
Sometimes referred to as "_____" and "_____"
*charateristics
*Lumbosacral
*sacralization
*lumbarization
Schmorl's Nodes
____ herniates thru _____
Triad of Features
1. usually occurs on the ______/______portion
2. Increased ____ _______ width
3. Disc space = ______
Differentiate with ________
*nucleus pulpulsus
*vertebral endplate
*anterior
*Superior
*A-P
*body
*decrease
*Nuclear impression
Cervical Rib
A separate piece of ____ that articulates with ____ and is present in ___% of the population.
Differentiate with _________ and rudimentary ____ rib
*bone
*the TP of cervical vertebrae
*0.5
*elongated TP
*1st thoracic
Posterior Ponticus
_____ of _____ portion of _____ ligament
Forms an "_____"
Seen in ____% of the population
______ tests may help to eliminate ____ in an adjustment
*calcification
*Oblique
*atlanto-occipital
*arcuate foramen
*14
*Vascular
*Possible vascular accidents
Butterfly Vertebra
Segment takes on the appearance of _____ portions on the _____ view
*seperate triangular
*A-P
Limbus Bone
____ and ____ of _____ through the _____ center of ____. Results in ______
Differentiate with _______
*Migration
*Herniation
*Nuclear material
*secondary growth
*the vertebral body
*non-union of secondary growth center
*Avulsion fracture
Knife Clasp
____ of the first sacral segment with an enlarged ____ of the ______ lumbar.
Extremely painful
*spina bifida
*SP
*last
Hemivertebra
____ deformity of the _____
3 types
1. ____
2. ____
3. ____
Causes ______