منابع مشابه
Chiari Formation: Atlantoaxial Instability is the Cause
The entity of Chiari formation was described by Hans Chiari in 1891 [1,2]. Since then the subject has been evaluated elaborately by a number of authors. However, it may only be correct to state that confusion in the understanding of pathogenesis and the nature of anomaly, significance of associated abnormal soft tissue and bone anomalies and more importa...
متن کاملAtlantoaxial instability in Down's syndrome.
Some issues related to participation in certain sports by persons with Down syndrome require clarification. Since 1965 there have been occasional reports about a condition described at various times as instability, subluxation, or dislocation of the anticulation of the first and second cervical vertebrae (atlantoaxial joint) among persons with Down syndrome.’’5 This condition has also been foun...
متن کاملTwo methods of atlantoaxial stabilisation for atlantoaxial instability.
Thirty-seven patients, 19 males and 18 females, with a mean age of 37.6 years (range 9-62), underwent atlantoaxial fusion for atlantoaxial instability associated with pseudarthrosis of the odontoid, fixed rotary subluxation, rheumatoid arthritis, and mongolism. Two operative techniques were used: transarticular C1-C2 screws and posterior bone grafts according to Magerl, but without posterior wi...
متن کاملBilateral C1-C2 claw for atlantoaxial instability.
OBJECTIVE Atlantoaxial stability can be achieved by laminar hook systems via posterior approach. This technique is much more safer than using screws. We presented our experience with the C1-C2 claw procedure. METHODS AND MATERIAL Seven patients with atlantoaxial instability were operated by using C1 and C2 hooks, rods and transverse connector at Neurosurgery Clinic of Istanbul University Cerr...
متن کاملImages in spine surgery: atlantoaxial instability in Down syndrome.
A 6 year old boy with Down syndrome, presented with a 6 month history of neck pain. The pain was located in the suboccipital region with referral to the posterior part of the occiput, rostrally. His family had noticed that he had difficulty in walking and had unsteadiness of gait for a few months, which had led to a few falls. This was progressively getting worse. He did not report any loss of ...
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ژورنال
عنوان ژورنال: Journal of the Royal Society of Medicine
سال: 1990
ISSN: 0141-0768,1758-1095
DOI: 10.1177/014107689008301236