Article: How Successful is Combined Superior and Inferior Oblique Muscle Surgery in Young Children with Superior Oblique Underaction Presenting in Infancy with a Severe Head Tilt?
The British and Irish orthoptic journal
2021 Volume 17, Issue 1, Page(s) 33–40
Abstract: Background/objective: To evaluate the success of combining ipsilateral inferior and superior oblique muscle surgery in young children with congenital unilateral superior oblique under action who present in infancy with a large socially noticeable head- ... ...
Abstract | Background/objective: To evaluate the success of combining ipsilateral inferior and superior oblique muscle surgery in young children with congenital unilateral superior oblique under action who present in infancy with a large socially noticeable head-tilt. Methods: A consecutive retrospective case series of young children was analysed. The success of surgery in eliminating the head-tilt was evaluated by pre- and post-operative ocular motility assessment focusing on the vertical misalignment in primary position and downgaze, the magnitude of the head-tilt in degrees and the status of the superior oblique tendon. Results: Five children had a mean age at first surgery of 41 (range 25-63) months, a mean primary position vertical deviation of 26 (25-30) prism dioptres, a head-tilt of 30 (20-35) degrees and a mean post-operative follow up of 24 (8-43) months. While there was a uniform surgical plan, nonetheless each operation required individualisation based on a spectrum of per-operative superior oblique tendon findings. The head tilt was eliminated in 40% and reduced in the remainder, to a mean of 7 (0-18) degrees and with a mean post-operative primary position vertical misalignment of 3 (range 0-10) and of 10 (range 0-40) prism dioptres in downgaze. Conclusion: Combined, ipsilateral oblique muscle surgery reduced the severe head tilt and primary position alignment to a psychosocially and functionally acceptable level. For the majority, the outcome was stable or associated with further decremental improvement. A persistent downgaze vertical tropia occurred in children with macroscopically abnormal superior oblique tendons but these cases were not identifiable clinically pre-operatively. |
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Language | English |
Publishing date | 2021-02-11 |
Publishing country | England |
Document type | Journal Article |
ZDB-ID | 2163627-8 |
ISSN | 1743-9868 |
ISSN | 1743-9868 |
DOI | 10.22599/bioj.171 |
Database | MEDical Literature Analysis and Retrieval System OnLINE |
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