inÂ·diÂ·caÂ·tion. The basis or rationale for using a particular treatment or diagnostic test; may be furnished by a knowledge of the cause (causal indication), by the symptoms present (symptomatic indication), or by the nature of the disease (specific indication). [L. fr. in-dico, pp.
This happens after a bright flash or by looking at a bright light by mistake. This has never happened until about a year ago. Update: The light is not like the blurred light you see after looking at a bright light. It is a semi-circular jagged line to the right which caused a loss of vision where it exists. It gradually expands and drifts to the right periphery disappearing after about 15 minutes. Update 2: Thanks - I don't know who is giving the thumbs down as all the answers are helpful!
Retinal detachment usually happens because there's a tear (hole) in the retina. The most common cause of a tear is posterior vitreous detachment (PVD). Vitreous gel fluid flows through the tear, pools beneath the retina, and lifts the retina off the back of the eye.Retinal detachment can also happen without a retinal tear. Scar tissue buildup in the eye may pull on the retina. This is called traction.he most common cause of a tear is posterior vitreous detachment (PVD). Vitreous gel fluid flows through the tear, pools beneath the retina, and lifts the retina off the back of the eye. Retinal detachment can also happen without a retinal tear. Scar tissue buildup in the eye may pull on the retina.