منابع مشابه
[Duane vertical surgical treatment].
CASE REPORT We report 3 cases with a vertical incomitance in upgaze, narrowing of palpebral fissure, and pseudo-overaction of both inferior oblique muscles. Surgery consisted of an elevation of both lateral rectus muscles with an asymmetrical weakening. A satisfactory result was achieved in 2 cases, whereas a Lambda syndrome appeared in the other case. DISCUSSION The surgical technique of upp...
متن کاملDuane retraction syndrome in a Nigerian child
We report a case of a four year old Nigerian girl who presented to the paediatric unit of our eye clinic with complaints of a squint on looking to the right side and reduction in the size of the right eye when looking to the left. On examination, she had right exotropia in the primary position of gaze. There was limitation of abduction and widening of the palpebral fissure of the right eye on r...
متن کاملSurgical Planning for Duane Retraction Syndrome
Duane retraction syndrome comprises a group of motility disturbances in which the common feature is co-contraction of medial and lateral rectus muscles on attempted adduction of the involved eye(s). Abnormal clinical features associated with DRS include horizontal deviation in primary position, abnormal head position, retraction of the globe on attempted adduction leading to pseudoptosis, up sh...
متن کاملProperties of saccades in Duane retraction syndrome.
PURPOSE To improve understanding of the binocular control of saccades by making high-resolution eye movement recordings in patients with unilateral Duane retraction syndrome (DRS) type I (marked by congenital absence of the sixth cranial nerve). METHODS Binocular eye movements were recorded in four patients in binocular viewing conditions during a saccade task. RESULTS Affected-side gaze sh...
متن کاملCryptanalysis and improvement of Petersen-Michels signcryption scheme
Petersen and Michels showed that Zheng’s signcryption schemes lose confidentiality to gain nonrepudiation. They also proposed another signcryption scheme modified from a signature scheme giving message recovery. The authors show that the Petersen-Michels scheme still violates the unforgeability property, and propose an improvement that overcomes the security leak inherent in the scheme. The imp...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Magasin fra Det Kongelige Bibliotek
سال: 1996
ISSN: 1904-4348,0905-5533
DOI: 10.7146/mag.v11i1.66422