1 Department of Ophthalmology, University Hospital Arnau de Vilanova de Lleida, Lleida, Spain. Electronic address: magivilaltellaortiz@gmail.com.
2 Pathology Unit, University Hospital Arnau de Vilanova de Lleida, Lleida, Spain.
3 Department of Ophthalmology, University Hospital Arnau de Vilanova de Lleida, Lleida, Spain.
4 Department of Ophthalmology, University Hospital Arnau de Vilanova de Lleida, Lleida, Spain; Surgery Department, Faculty of Medicine, University of Lleida, Lleida, Spain.