case_images: PMC10771032_01
case_images: Classification of Grisel's syndrome by Fielding and Hawkins.. Type I: rotatory fixation without anterior displacement of the atlas (<=3 mm). Type II: rotatory fixation with anterior displacement of the atlas of 3-5 mm. Type III: rotatory fixation with anterior displacement of the atlas of 5 mm. Type IV: rotatory fixation with posterior displacement of the atlas.. Adapted from: Bocciolini C, Dall'Olio D, Cunsolo E, Cavazzuti PP, Laudadio P: Grisel's syndrome: a rare complication following adenoidectomy. Acta Otorhinolaryngol Ital. 2005, 25:245-9.
case_images: cureus-0016-00000051739-i02.jpg
case_images: PMC10771032_01_cureus-0016-00000051739-i02.jpg
case_images: FIG2
case_images: A pictorial representation of the classification of Grisel's syndrome is illustrated in Figure 2.