Unilateral 360° Peripapillary Myelinated Nerve Fibers with Axial Myopia and Amblyopia: Straatsma Syndrome

Myelinated retinal nerve fibers (MNRF) are not a rare congenital anomaly but discovered as an incidental finding in approximately 1% of all eyes. This developmental defect presents as grey-white patches with feathery margins, especially in the peripapillary area. MNRF can be either static or dynamic...

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Main Authors: Rajwinder Kaur, Navdeep Kaur, Balbir Khan, Kirandeep Kaur, Bharat Gurnani
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2024-12-01
Series:TNOA Journal of Ophthalmic Science and Research
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Online Access:https://journals.lww.com/10.4103/tjosr.tjosr_107_24
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author Rajwinder Kaur
Navdeep Kaur
Balbir Khan
Kirandeep Kaur
Bharat Gurnani
author_facet Rajwinder Kaur
Navdeep Kaur
Balbir Khan
Kirandeep Kaur
Bharat Gurnani
author_sort Rajwinder Kaur
collection DOAJ
description Myelinated retinal nerve fibers (MNRF) are not a rare congenital anomaly but discovered as an incidental finding in approximately 1% of all eyes. This developmental defect presents as grey-white patches with feathery margins, especially in the peripapillary area. MNRF can be either static or dynamic, and may be congenital or acquired. Straatsma syndrome is a rare condition characterized by a traditional triad of unilateral MNRF, axial myopia, and amblyopia. We hereby present a case report of a 23-year-old male patient diagnosed with this syndrome. Cycloplegic retinoscopy revealed a refractive error of −2.00/−0.75 × 75 in the right eye and plano in the left eye. Best corrected visual acuity improved to 20/40 in the right eye and 20/20 in the left eye. Multimodal imaging of the right fundus showed extensive myelination encircling the disc 360 degrees, obscuring the disc margins. The left eye appeared normal. Type 2 MNRF, unilateral myopia, and amblyopia are poor prognostic factors in this case.
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institution Kabale University
issn 2589-4528
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language English
publishDate 2024-12-01
publisher Wolters Kluwer Medknow Publications
record_format Article
series TNOA Journal of Ophthalmic Science and Research
spelling doaj-art-e1fa4be1e6c64b1fbde3eec0eb9b03882025-01-16T07:07:48ZengWolters Kluwer Medknow PublicationsTNOA Journal of Ophthalmic Science and Research2589-45282589-45362024-12-0162446446710.4103/tjosr.tjosr_107_24Unilateral 360° Peripapillary Myelinated Nerve Fibers with Axial Myopia and Amblyopia: Straatsma SyndromeRajwinder KaurNavdeep KaurBalbir KhanKirandeep KaurBharat GurnaniMyelinated retinal nerve fibers (MNRF) are not a rare congenital anomaly but discovered as an incidental finding in approximately 1% of all eyes. This developmental defect presents as grey-white patches with feathery margins, especially in the peripapillary area. MNRF can be either static or dynamic, and may be congenital or acquired. Straatsma syndrome is a rare condition characterized by a traditional triad of unilateral MNRF, axial myopia, and amblyopia. We hereby present a case report of a 23-year-old male patient diagnosed with this syndrome. Cycloplegic retinoscopy revealed a refractive error of −2.00/−0.75 × 75 in the right eye and plano in the left eye. Best corrected visual acuity improved to 20/40 in the right eye and 20/20 in the left eye. Multimodal imaging of the right fundus showed extensive myelination encircling the disc 360 degrees, obscuring the disc margins. The left eye appeared normal. Type 2 MNRF, unilateral myopia, and amblyopia are poor prognostic factors in this case.https://journals.lww.com/10.4103/tjosr.tjosr_107_24amblyopiamyelinated nerve fibersmyopiastraatsma syndrome
spellingShingle Rajwinder Kaur
Navdeep Kaur
Balbir Khan
Kirandeep Kaur
Bharat Gurnani
Unilateral 360° Peripapillary Myelinated Nerve Fibers with Axial Myopia and Amblyopia: Straatsma Syndrome
TNOA Journal of Ophthalmic Science and Research
amblyopia
myelinated nerve fibers
myopia
straatsma syndrome
title Unilateral 360° Peripapillary Myelinated Nerve Fibers with Axial Myopia and Amblyopia: Straatsma Syndrome
title_full Unilateral 360° Peripapillary Myelinated Nerve Fibers with Axial Myopia and Amblyopia: Straatsma Syndrome
title_fullStr Unilateral 360° Peripapillary Myelinated Nerve Fibers with Axial Myopia and Amblyopia: Straatsma Syndrome
title_full_unstemmed Unilateral 360° Peripapillary Myelinated Nerve Fibers with Axial Myopia and Amblyopia: Straatsma Syndrome
title_short Unilateral 360° Peripapillary Myelinated Nerve Fibers with Axial Myopia and Amblyopia: Straatsma Syndrome
title_sort unilateral 360° peripapillary myelinated nerve fibers with axial myopia and amblyopia straatsma syndrome
topic amblyopia
myelinated nerve fibers
myopia
straatsma syndrome
url https://journals.lww.com/10.4103/tjosr.tjosr_107_24
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AT balbirkhan unilateral360peripapillarymyelinatednervefiberswithaxialmyopiaandamblyopiastraatsmasyndrome
AT kirandeepkaur unilateral360peripapillarymyelinatednervefiberswithaxialmyopiaandamblyopiastraatsmasyndrome
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