Table 1 Electronic database search terms

“Retinal detachment” OR “Retinal detachment surgery” OR “Rhegmatogenous retinal detachment”

Retinal detachment

Population/disease

“Silicone oil” OR “Silicone oil endotamponade” OR “Endotamponade” OR “Intravitreal silicone oil” OR “Intravitreal tamponade” OR “Intraocular tamponade” OR “Silicone oil removal”

Silicone oil tamponade

Intervention

“Gas tamponade” AND “Fellow eye”

Gas tamponade and fellow eye

Comparison

“Retinal layer thickness” OR “Retinal thickness” OR “Macular layers” OR “Macular layer thickness” OR “Central macular thickness” OR “Central retinal thickness” OR “Retinal nerve fiber layer” OR “Ganglion cell layer” OR “Inner plexiform layer” OR “Outer plexiform layer” OR “Inner nuclear layer” OR “Outer nuclear layer” OR “Rod and cone inner and outer segments (IS/OS)” OR “Inner retinal layers” OR “Outer retinal layers” OR “Choroidal thickness” OR “Subfoveal choroidal thickness”

Retinal layers

Consequences