Giant Papillary Conjunctivitis is caused by –
Contact Lens wear
Ocular Prosthesis
Protruding corneal sutures
All of the above
Giant papillary conjunctivitis
It is conjunctivitis characterized by the formation of giant papillae. It occurs most probably due to mechanical irritation of the palpebral conjunctiva in cases of :-

Contact lenses
Artificial eyes
Prominent suture following surgery