1 Department of Ophthalmology of Unidade Local de Saúde de Coimbra (RF, MR, PF), Coimbra, Portugal; Clinical Academic Center of Coimbra (CACC) (RF, MR, PF), Coimbra, Portugal; Functional Unit of Neuroradiology (HCQ), Department of Medical Imaging of Unidade Local de Saúde de Coimbra, Coimbra, Portugal; and Faculty of Medicine of University of Coimbra (FMUC) (MR, PF), Coimbra, Portugal.