View source for Medicine:Foveal avascular zone

{{Short description|Region of the retina of the eye}}
The '''foveal avascular zone''' ('''FAZ''') is a region within the [[Medicine:Fovea centralis|fovea centralis]] at the centre of the [[Biology:Retina|retina]] of the human eye that is devoid of retinal blood vessels. The geometric centre of the FAZ is often taken to be the centre of the [[Medicine:Macula|macula]] and thus the point of [[Biology:Fixation (visual)|fixation]].<ref>{{cite book |last1=Bille |first1=Josef F. |title=High Resolution Imaging in Microscopy and Ophthalmology: New Frontiers in Biomedical Optics |date=2019 |publisher=Springer |isbn=978-3-030-16638-0 |url=https://books.google.com/books?id=9yCpDwAAQBAJ&q=Foveal+avascular+zone |language=en}}</ref>

The FAZ is an important anatomical landmark in [[Medicine:Fluorescein angiography|fluorescein angiography]]. Its diameter is 0.5mm, the central 1.5 degrees of an individual's [[Biology:Visual field|visual field]].<ref>{{cite book|title=Basic and Clinical Science Course Complete Set 2012-2013|url=https://books.google.com/books?id=zMpmLwEACAAJ|publisher=American Academy of Ophthalmology|year=2012|isbn = 9781615253203}}</ref>{{page needed|date=June 2017}}

==References==
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[[Category:Human eye anatomy]]



{{Sourceattribution|Foveal avascular zone}}