Posterior scleral reinforcement is performed between the two rectus muscles of the posterior wall of the eye and at the scleral vitreous humor, and the risks of the procedure are: 1. 3. Allogeneic sclera may cause infection if the cleaning or disinfection is not done thoroughly. Therefore, posterior scleral reinforcement is basically these risks, but for high myopia and the type of eye axis that grows every year, the surgery is still very necessary.