Summary
This review examines visual loss and recovery in chiasmal compression, with specific attention to whether intrinsically photosensitive retinal ganglion cells (ipRGCs) show differential involvement compared to conventional retinal ganglion cells. Understanding ipRGC preservation in compressive optic pathway disorders has implications for non-visual light responses such as circadian entrainment and the pupillary light reflex in affected patients.
Key Findings
- ipRGCs may show relative preservation in certain compressive conditions affecting the visual pathway, though differential involvement specifically at the chiasm remains unknown.
- The review highlights a gap in knowledge regarding whether ipRGC-mediated non-visual functions (e.g., circadian photoentrainment) are differentially affected by chiasmal compression compared to classical visual functions.
Categories
Eye Health & Vision: Examines visual loss and recovery mechanisms in chiasmal compression, including retinal ganglion cell involvement.
The Science of Light: Discusses intrinsically photosensitive retinal ganglion cells (ipRGCs) and their relative preservation or differential involvement in chiasmal compression conditions.
Author(s)
HV Danesh-Meyer, JJ Yoon, M Lawlor
Publication Year
2019
Number of Citations
56
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