keratoplasty
Học thuậtThân thiện
Definition
Noun: - A surgical procedure in which part or all of a damaged or diseased cornea is replaced by healthy corneal tissue from a donor.
Usage
This term is used exclusively in a medical context to refer to a specific type of eye surgery. It is a formal, technical term.
Examples
- The patient underwent keratoplasty to restore vision in the left eye.
- Advances in keratoplasty techniques have improved success rates significantly.
- The ophthalmologist recommended a penetrating keratoplasty for the severe corneal scar.
Advanced Usage
- Penetrating keratoplasty (PK): A full-thickness corneal transplant.
- Lamellar keratoplasty: A partial-thickness corneal transplant, which includes procedures like Deep Anterior Lamellar Keratoplasty (DALK) and Endothelial Keratoplasty (EK).
- The success of the keratoplasty depends on careful donor tissue selection and post-operative care.
Variants and Related Words
- Corneal transplant: A more common, non-technical synonym for keratoplasty.
- Corneoplasty: A less common variant.
- Keratoprosthesis: A surgical procedure where an artificial cornea is implanted, related to but distinct from keratoplasty.
Synonyms
- Corneal transplant
- Corneal grafting
Antonyms
There are no direct antonyms for this surgical procedure.
Related Phrases / Collocations
- To perform a keratoplasty
- To undergo keratoplasty
- Keratoplasty surgery
- Keratoplasty donor tissue
- Post-keratoplasty recovery
Noun
- a surgical procedure in which part or all of a damaged or diseased cornea is replaced by healthy corneal tissue from a donor