The episclera is a thin layer of loose, vascular connective tissue lying between the sclera and the conjunctiva and Tenon capsule.
| Location | Outer surface of the sclera, beneath the conjunctiva and Tenon capsule |
|---|---|
| Parts |
|
| Nerve Supply | Long and short ciliary nerves (ophthalmic nerve, trigeminal) |
| Blood Supply | Anterior ciliary arteries; Episcleral venous plexus |
Nourishes the outer sclera and allows the conjunctiva to move over the eye.
Episcleritis causes a red, mildly uncomfortable eye that is usually harmless and self-limiting, unlike the deep painful redness of scleritis. Raised episcleral venous pressure can contribute to glaucoma.
Benign inflammation of the episclera causing sectoral redness and mild discomfort.
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