Abstract
THE PURPOSE of this paper is to discuss the differential diagnosis of pareses of the superior rectus and superior oblique muscles in cases of vertical muscle imbalance with head tilt and full binocular vision. Six illustrative cases are presented. PRESENTATION OF THE PROBLEM The Duane-White1school, in the vast majority of cases, assigned head tilt due to paresis of a superior muscle to initial paresis of a superior rectus. The proponents of the Bielschowsky2theory consider this head tilt to be due to paralysis of a superior oblique muscle. Duanelastated that the head tilt in these cases is due to the fact that by the tilting the higher image is brought to a horizontal base line with the lower image, and thus one is rid of the vertical component. That the first part of this statement is true can easily be shown by placing a sufficiently
Sign-in/Register to access full text options 
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a callDisclaimer: All third-party content on this website/platform is and will remain the property of their respective owners and is provided on "as is" basis without any warranties, express or implied. Use of third-party content does not indicate any affiliation, sponsorship with or endorsement by them. Any references to third-party content is to identify the corresponding services and shall be considered fair use under The CopyrightLaw.
