The risk of detachment is nearly Zero

“The risk of progression to retinal detachment in retinoschisis with double layer holes is 0.25 to 1.4 percent. The risk of detachment without double layer holes is nearly zero”

Source:
Chang, Margaret MD, MS-Cupp, David MD – Equi, Robert A. MD -Patel, Arun C. MD – Pearlman, Joel MD, PhD – Reed,J. Brian MD – Telander, David MD, PhD-Tsai,Tony MD – Wendel, Robert T. MD Retinoschisis retrieved from pdf-file