Grisels syndrome is one of the potential causes of rotational atlantoaxial instability. A medline search was performed using the terms grisel s syndrome, subluxation. All our 4 cases of grisel syndrome occurred after an adenotosillectomy. The mecha nism responsible for grisels syndrome is generally believed to be the hyperaemia following infection that leads to decalcification of the anterior arc of the atlas and laxity of the anterior transverse ligament. Our pdf merger allows you to quickly combine multiple pdf files into one single pdf document, in just a few clicks. Soda pdf is the solution for users looking to merge multiple files into a single pdf document. This free online tool allows to combine multiple pdf or image files into a single pdf document. This is a very interesting data, as in literature we find many case reports or papers about grisel syndrome, without indicating its true incidence. Grisels syndrome involves a subluxation of the atlantoaxial joint and sometimes lead to a partial dislocation of the atlanto occipital joint. It may occur following a surgery, especially otorhinolaryngological. Pdf merge combine pdf files free tool to merge pdf online. Grisels syndrome is a rare condition that manifests itself with spastic contraction of the neck muscles that limits movement of the head and neck. Surgery, especially tonsillectomy, adenoidectomy and less frequently mastoidectomy. Grisels syndrome is a uni or bilateral subluxation of the atlas on the axis associated with an inflammatory condition of the head or neck.
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