The episclera is the outermost layer of the sclera.
It is composed of loose, fibrous, elastic tissue and attaches to Tenon's
Vascular plexus between the conjunctiva and the sclera
consisting of two layers of vessels, the superficial episcleral
vessels and the deep episcleral vessels.
In episcleritis, the episclera and Tenon's
capsule are infiltrated with inflammatory cells .
Inner limiting membrane •
layer • Ganglion cell layer • Inner
plexiform layer • Inner nuclear layer
Outer plexiform layer • Outer