Patients with white light across the edges of the eyes always have a flashing sensation, which may be caused by post vitreous detachment, retinal detachment and other reasons.
1. Posterior vitreous detachment: with age, the elderly can occur posterior vitreous detachment, that is, the posterior vitreous membrane and the inner retinal membrane separation, because of the pulling of the retina, stimulate the retinal cells, the patient may have a flash feeling, the edge of the eye always have a white light across the performance.
2. Retinal detachment: when vitreous liquefaction occurs after acute detachment, it will pull the retina and cause retinal fissure, and the liquefied vitreous body will lead to retinal detachment if it seeps into the fissure. When the liquid continues to enter, the scope of retinal detachment increases accordingly, the retinal cells are pulled, and the patient may also experience flashes of light in front of the eyes.
It is recommended that patients who experience flashes of light in front of their eyes seek prompt medical attention to evaluate their condition and follow the doctor’s instructions for treatment.