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Supplementum 3+4/2007 - Společnost pro pojivové tkáně

Supplementum 3+4/2007 - Společnost pro pojivové tkáně

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Our results are in concord with the<br />

findings in literature. There was no association<br />

between the Cobb angle, vertebral<br />

rotation and rib deformity (2).<br />

Discussion<br />

Some researchs think that first appears<br />

development of the rib deformity and then<br />

follows spinal deformation (3), (4). Some<br />

studies indicate, that deviation in the frontal<br />

plane, rotation of vertebra and shortening<br />

of thoracic spine cause deformation<br />

of the rib cage (1), (5).<br />

In the presented paper were observed<br />

the axial rotation of vertebra (AVR),<br />

rib deformation (ARR), symmetry of thorax<br />

(ST) and topographical asymmetry of<br />

the trunk (ATR) in the transversal plane.<br />

However, the aim was not to explain origin<br />

of deformation (thorax – spine), but<br />

description of shape back changes and<br />

rotation of vertebrae in the transversal<br />

plane. Different positions of the patient<br />

and different examinations show other<br />

quality and extent of spinal and trunk<br />

deformation.<br />

Certain disadvantage of the MRI is<br />

the supine position of examination. No<br />

description is available for mechanisms<br />

and changes in spinal shape induced by<br />

postural changes for possible influence of<br />

gravity, deformation of individual parts of<br />

the thorax etc. either. According to Yazici<br />

et al (7), if the patient is lying supine on<br />

the table, the scoliosis curve corrects spontaneously<br />

to some degree on the transverse<br />

plane as well as on the frontal plane.<br />

The challenge could be developed device<br />

of Society FONAR (Melville, NY) called<br />

Stand-Up MRI, Upright Imaging, Standing<br />

Ovation or Position MRI, which allows all<br />

parts of the body picture in various positions<br />

(Cigna Healthecare, 2004).<br />

Although in presented case report was<br />

deformation of the spine evaluated from<br />

MRI in supine position, the results were in<br />

concord with results of Stokes (6), which<br />

observed rotation by means of stereoradiography<br />

and steretopography – rotation of<br />

rib and trunk were in general lesser then<br />

rotation of the vertebra.<br />

Conclusion<br />

Patients as well as their parents and<br />

their peers visualize the scoliosis deformity<br />

as a trunk deformity. Although correlations<br />

exist between spine and trunk deformity,<br />

they are not always strong.<br />

There are qualitative (directional) correlations<br />

between deformation of the torso<br />

and spine, which are given anatomically,<br />

but quantitatively they are irregular and<br />

do not necessarily have to be expressed.<br />

Preliminary results show that rotation of<br />

the vertebrae is greater than deformation<br />

of the ribs.<br />

Key Words: axial rotation, vertebra,<br />

rib, deformation, scoliosis<br />

References<br />

1. CLOSKEY R.F., SCHULTZ A.B. (1993): Rib<br />

cage deformities in scoliosis: spine morfology,<br />

rib cage stiffness, and tomography imaging, J.<br />

Orthop Res., 11 (5), s. 730–7.<br />

2. Erkula G., Sponseller P.D., Kiter A.E. (2003):<br />

Rib deformity in scoliosis, Eur Spine J., 12<br />

s. 281–287.<br />

3. GRIVAS T.B., FANTAS S., POLYZOIS B.D.,<br />

SAMELIS P. (2002): The Double Rib Contour<br />

Sign (DRCS) in lateral spinal radiographs: aetiologic<br />

implications for scoliosis, Stud Health<br />

Technol Inform., 88, s. 38–43.<br />

360 The 9 th Prague-Sydney-Lublin Symposium

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