High-resolution optical coherence tomography for screening ocular surface tumors: Historical markers and future directions

Figure 1  Preferred Reporting Items for Systematic Reviews and Meta-Analyses selection criteria.

Figure 2 Anterior segment optical coherence tomography image depicting the air-tear film interface, hyporeflective cornea epithelium, and hyperreflective intracorneal tissue. A: Optical coherence tomography interface as seen on monitor showing direction of scan; B: Single tomogram of the cornea and anterior chamber. OS: Outer segment; SSI: Signal strength index.

Figure 3 Anterior segment optical coherence tomography image depicting normal continuity of the conjunctival and corneal epithelia via the limbal margin. CL: Corneal-lens interface line; OS: Outer segment; SSI: Signal Strength index.

Figure 4 Anterior segment optical coherence tomography image demonstrating intact surface epithelium with limbal invasion at Bowman's layer: Pathognomic features of pterygium. A: Tomogram of the sclero-corneal junction; B: Optical coherence tomography interface as seen on monitor showing direction of scan.