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. 2020 May 21;13:201–209. doi: 10.2147/IMCRJ.S245256

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© 2020 Monden et al.

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Surgical procedure (schema). (A) Removal of the pterygium head and subconjunctival tissue, and application of pieces of sponge soaked in 0.04% mitomycin C. (B) The CLA was trimmed and placed on the bare limbus and sclera. (C) Amniotic membrane was placed over the bare sclera to reach the fornix, and the sclera of CLA. (D) Large pedicle conjunctival epithelium flap excluding the limbal area (1–2 mm). (E) Amniotic membrane transplantation on the ocular surface.

Abbreviations: MMC, mitomycin C; CLA, cryopreserved limbal allograft, AM, amniotic membrane; CF, conjunctival flap; LA, limbal area.