Wrap a stack of tortillas in damp paper towels or a damp kitchen towel, then wrap in plastic wrap or place in a microwave-safe resealable plastic bag (keep the bag open to vent).
Scleral lenses are large diameter gas permeable lenses that rest. beyond the limits of the cornea on the sclera. Successful fitting of. scleral lenses may defer surgical intervention and decrease the risk. of corneal scarring (4). Scleral lenses may be indicated for primary. and secondary corneal ectasias, post-corneal transplants, and.
1 The conjunctiva is the thin tissue that covers the sclera. 2  It is the outermost protective coating of the eyeball. 3  The small blood vessels within the conjunctiva may break spontaneously or from injury, causing a red area on the sclera, resulting in a subconjunctival hemorrhage.