Position of tonsillar tip in relation to foramen magnum in children with structurally normal MRI brain imaging

Conclusion: The incidence of tonsillar ectopia in Indian children was about 13.79%, and the median tonsillar position was 3.2 mm above the foramen magnum with a median range of 5.2 mm above to the level of the foramen magnum (0).
Source: Journal of Pediatric Neurosciences - Category: Neuroscience Authors: Source Type: research