E-LASIK vs LASEK

E-LASIK and LASEK both are nouns.

Word	Noun	Adjective	Verb	Adverb
E-LASIK	Yes	No	No	No
LASEK	Yes	No	No	No

As nouns, E-LASIK and LASEK are synonyms defined as:

E-LASIK and LASEK: a refractive surgery procedure that reshapes the cornea, creating a hinged flap in the epithelial layer of the eye

Other synonyms of E-LASIK include laser-assisted subepithelial keratomileusis.

E-LASIK (noun)	LASEK (noun)
a refractive surgery procedure that reshapes the cornea, creating a hinged flap in the epithelial layer of the eye	a refractive surgery procedure that reshapes the cornea, creating a hinged flap in the epithelial layer of the eye