Ectropion refers to the outward tilting of the eyelid margin. In this case, the lower eyelid is almost exclusively affected.
The most common cause is an age-related slackening of the eyelid ligaments and the eyelid plate, so that according to gravity the lower eyelid tilts outward.
Anatomy of the human eye
Optic nerve (lat. Nervus opticus) in the eye
The optic nerve is responsible for ensuring that information from the retina reaches the brain. The concentrated bundle of millions of nerve fibers converts the light stimuli from the retina into impulses and sends them to ...
Inner eye shell
The inner shell forms the retina. It is used to receive light stimuli. The light impressions are transmitted to the brain via the optic nerve and processed there.
Blind spot (papilla)
The so-called blind spot is the point in the eye where the retina is interrupted and merges with the optic nerve. Since there are no light receptors at this point, ...