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Retinal Detachment

Risk Factors
Aging and posterior vitreous detachment (vitreous separation from the retina)
Sudden onset of flashes and floaters
High myopia (severe nearsightedness)
Prior retinal tear or retinal detachment
Participation in contact sports
Head or eye trauma
Vitreous hemorrhage
Advanced diabetic retinopathy with traction on the retina
Symptoms
Sudden appearance or increase of floaters (spots, strings, cobwebs in vision)
Sudden flashes of light in one or both eyes
A shadow, curtain, or gray veil moving across the field of vision
Blurred or reduced vision
Loss of peripheral (side) vision
Sudden onset of many new floaters with flashes (urgent warning sign)
Straight lines appearing curved or distorted (if the macula is affected)
Retinal tears are treated to prevent progression to retinal detachment. When a tear is identified before detachment occurs, it can often be treated in the clinic using laser or freezing techniques to seal the retina and prevent fluid from passing underneath it. Prompt treatment of retinal tears is highly effective in preventing retinal detachment.
Retinal detachment is primarily a surgical condition. In some cases where the detachment is small, localized, and does not involve the central vision, office-based laser treatment may be used in a manner similar to treatment for retinal tears. Other detachments require surgery performed in the operating room.
Several surgical approaches may be used depending on the type and severity of the detachment. Vitrectomy involves removing the vitreous gel and may include temporary placement of a reabsorbable gas bubble to support retinal reattachment. Another option is scleral buckle surgery, which involves placing a silicone band around the eye to counteract traction on the retina. Both procedures are typically performed under local anesthesia and are highly effective.
In selected cases, a retinal detachment may be treated with an office-based pneumatic retinopexy, which involves injecting a gas bubble into the eye followed by laser or freezing treatment. This approach can be effective in appropriately selected patients. If the result is not satisfactory, operating-room–based surgery such as vitrectomy or scleral buckle can be used for more definitive repair. These procedures require specialized equipment that is not available in all surgical centers.