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Figure 1 | BMC Ophthalmology

Figure 1

From: Modified tectonic keratoplasty with minimal corneal graft for corneal perforation in severe Stevens - Johnson syndrome: a case series study

Figure 1

Determination of trephine diameter. (A) The appearance of the corneal ulcer and perforation on HD-OCT examination. (B and C) Shape of the corneal ulcer (*) and the area with the remaining stroma more than two-thirds of the cornea in thickness (†) in the corneal section and overall appearance. The diameter of the trephine should equal to that of “†”.

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BMC Ophthalmology

ISSN: 1471-2415

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