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What is Safe size of corneal graft with less chances of failure is - and explain in detail?
With the help of a corneal trephine (7.5 mm to 8 mm in size)a paial thickness incision is made in the hostcornea . Then, anterior chamber isentered with the help of a razor blade knife andexcision is completed using corneo-scleral scissors. REF:Comprehensive ophthalmology,AK Khurana,4th edition,pg no.125.