COL11A1 and Stickler syndrome: Snead et al. were the first to report different vitreous phenotypes linked to genetic heterogeneity in Stickler syndrome [7,8,9], and this was confirmed with the first report of a pathogenic variant of COL11A1 in type 2 Stickler syndrome [8] and COL11A2 in non-ocular type 3 Stickler syndrome (otherwise known as dominant otospondylomegaepiphyseal dysplasia (OSMED)) [10,11].