-They are intrascleral nerve loops of the long posterior ciliary nerves.
-The nerve loop is an anastomosis of the long ciliary nerve that turns to enter the sclera before turning back again to continue to the ciliary body.
-The loop commonly appears as a grey, white nodule under the bulbar conjunctiva.
-May be surrounded by pigment, especially in those with a darker iris.
-Found a constant distance of 3-4 mm from the limbus.
D/D:
-Nevi.
-Malignant Melanoma.
-Cysts.
-Scleral foreign body.
MANAGEMENT:
-No treatment required!
www.ophthalmobytes.com
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