(a)
(b)
(c)
(d)
Figure 2: Corneal flap margin and adjacent regions photographed by slit-lamp biomicroscopy at 6 months after surgery. A smooth circumferential band with a small, highly reflective focal scar (white arrow) on the nasal side in the non-BCL-treated right eye (a) and one with a similar scar (white arrow) on the temporal side in the BCL-treated left eye (b) of a patient. A narrow circumferential band with a partially spiculated edge (white arrow) on the nasal side in the non-BCL-treated right eye (c) and one with a partially spiculated temporal side (white arrow) in the BCL-treated left eye (d) of a patient.