[surgery in which a section of cornea is removed from the patient or a donor, shaped to the desired curvature and inserted either between (keratophakia) the layers of or on (keratomileusis) the patient's cornea to change its curvature and correct optical errors. ( CSP )]
UMLS (CSP) C0197447 - Therapeutic or Preventive Procedure
Relation/PAR: Corneal transplant