Question:
Aത്വക്ക്
Bചെവി
Cശ്വാസ കോശം
Dകണ്ണ്
Answer:
Corneal transplantation, also known as corneal grafting, is a surgical procedure where a damaged or diseased cornea is replaced by donated corneal tissue. When the entire cornea is replaced it is known as penetrating keratoplasty and when only part of the cornea is replaced it is known as lamellar keratoplasty.
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