https://wikimd.com/index.php?action=history&feed=atom&title=Capsule_of_lensCapsule of lens - Revision history2026-04-23T21:14:25ZRevision history for this page on the wikiMediaWiki 1.44.2https://wikimd.com/index.php?title=Capsule_of_lens&diff=5800720&oldid=prevPrab: CSV import2024-05-19T20:32:54Z<p>CSV import</p>
<p><b>New page</b></p><div>[[file:Gray883.png|thumb|left]] [[file:Capsule-lagaments-peel.jpg|thumb|left]] [[file:Lens_fibre-epithelium-capsule.jpg|thumb|right]] [[file:Figure1-micropublish4.jpg|thumb|right]] [[file:Ligament_club_attachments.jpg|thumb|right]] {{Short description|Transparent, elastic, and membranous structure surrounding the lens of the eye}}<br />
{{Infobox anatomy<br />
| name = Capsule of lens<br />
| Latin = capsula lentis<br />
| image = <br />
| caption = <br />
| width = <br />
| system = [[Visual system]]<br />
| part_of = [[Lens (anatomy)|Lens]]<br />
| arteries = <br />
| veins = <br />
| nerves = <br />
| lymph = <br />
| precurser = <br />
| meshname = Lens+Capsule<br />
| meshnumber = A09.371.894.513<br />
| dorlands = c_16<br />
| dorlandsid = 12222222<br />
}}<br />
<br />
The '''capsule of the lens''' (''capsula lentis'') is a transparent, elastic, and membranous structure that surrounds the [[lens (anatomy)|lens]] of the [[eye]]. It plays a crucial role in maintaining the shape and function of the lens, which is essential for focusing light onto the [[retina]].<br />
<br />
==Structure==<br />
The capsule of the lens is composed of a thin, yet strong, layer of [[collagen]] fibers. It is thicker at the front (anterior) surface compared to the back (posterior) surface. The anterior capsule is approximately 10-15 micrometers thick, while the posterior capsule is about 3-4 micrometers thick.<br />
<br />
==Function==<br />
The primary function of the lens capsule is to serve as a barrier that encloses the lens fibers and [[epithelial cells]]. It also provides an attachment point for the [[zonular fibers]] (suspensory ligaments), which connect the lens to the [[ciliary body]]. This connection allows the lens to change shape during the process of [[accommodation (eye)|accommodation]], enabling the eye to focus on objects at various distances.<br />
<br />
==Development==<br />
The lens capsule develops from the [[lens vesicle]] during embryogenesis. It is one of the first structures to form in the developing lens and continues to grow throughout life, albeit at a slower rate in adulthood.<br />
<br />
==Clinical significance==<br />
Damage or abnormalities in the lens capsule can lead to various [[eye diseases]] and conditions. For example, a tear in the capsule can occur during [[cataract surgery]], potentially leading to complications such as [[posterior capsule opacification]] (PCO). PCO is a common postoperative complication where epithelial cells proliferate on the posterior capsule, causing vision to become cloudy.<br />
<br />
==See also==<br />
* [[Lens (anatomy)]]<br />
* [[Ciliary body]]<br />
* [[Zonular fibers]]<br />
* [[Accommodation (eye)]]<br />
* [[Cataract surgery]]<br />
* [[Posterior capsule opacification]]<br />
<br />
==References==<br />
{{Reflist}}<br />
<br />
[[Category:Eye anatomy]]<br />
[[Category:Ophthalmology]]<br />
[[Category:Visual system]]<br />
{{medicine-stub}}</div>Prab