1. Oculoplastic Division, King Khaled Eye Specialist Hospital, Riyadh, Saudi Arabia
2. Department of Ophthalmology, College of Medicine, Imam Abdulrahman Bin Faisal University, Dammam, Saudi Arabia
3. Diagnostic Imaging Department, King Khaled Eye Specialist Hospital, Riyadh, Saudi Arabia
4. Department of Research, King Khaled Eye Specialist Hospital, Riyadh, Saudi Arabia