Types of Eyelids
Blepharoptosis, also known as Ptosis is one of the most common eyelid disorders reported in ophthalmology. What is Blepharoptosis? Blepheroptosis is the abnormal relaxation drooping of one or both upper eyelids with the eyes in primary gaze.
Blepharo means "eyelid". Spasm means "uncontrolled muscle contraction". The term blepharospasm ['blef-a-ro-spaz-m] can be applied to any abnormal blinking or eyelid tic or twitch resulting from any cause, ranging from dry eyes to Tourette's syndrome to tardive dyskinesia.
Eyelid coloboma. A piece of the upper or lower eyelid is missing. Lens coloboma. A piece of the lensis missing. Macular coloboma. In this coloboma, the macula fails to develop normally. Optic nerve coloboma. In this coloboma, the optic nerve is hollowed out, reducing vision. Uveal coloboma. The uvea is the middle layer of the eye.
Dermatochalasis is a medical condition, defined as an excess of skin in the upper or lower eyelid, also known as "baggy eyes." It may be either an acquired or a congenital condition. It is generally treated with ble
Ectropion is a condition where your lower eyelid sags or turns away from your eye, exposing the surface of your inner eyelid and causing irritation. Ectropion is a condition where your lower eyelid sags or turns away from your eye, exposing the surface of your inner eyelid and causing irritation.
Entropion is a medical condition in which the eyelid (usually the lower lid) folds inward. It is very uncomfortable, as the eyelashes continuously rub against the cornea causing irritation. Entropion is usually caused by genetic factors.
The greatest danger of facial paralysis is possible eye damage. Bell’s palsy often keeps one or both eyelids from closing fully. When the eye can’t blink normally, the cornea may dry out, and particles may enter and damage the eye. People with facial paralysis should use artificial tears throughout the day and apply an eye lubricant at night. They may also need to wear a special clear plastic moisture chamber to keep the eye moist and protected.
Trichiasis is a common eyelid abnormality in which the eyelashes are misdirected and grow inwards toward the eye.