Operation on conjunctiva	Operative procedure on cornea
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Operation on pterygium (procedure)
	Operation on pterygium

Id	38330000
Status	Defined

Method	Surgical action
Procedure morphology	Proliferative mass
Procedure site	Corneal surface zone

Has focus

Pterygium

Method	Surgical action
Procedure morphology	Proliferative mass
Procedure site	Conjunctival structure

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Simple excision of pterygium2