How is epicanthic fold inherited?
I. Epicanthus consists of a rounded, downward-directed fold of skin covering the caruncular area of the eye. It is usually bilateral and is often inherited as an autosomal-dominant trait.
What is epicanthic fold?
An epicanthal fold is a skin fold of the upper eyelid covering the inner corner of the eye. It is often seen as a normal finding in very young children and is also common in people of Asiatic decent. An epicanthal fold can be an important diagnostic finding in conditions such as Down syndrome.
How common are Epicanthal folds?
This is completely normal in many people, including those of Asian descent and infants. But in some cases, they may be a sign of an underlying medical condition.
Do babies outgrow Epicanthal folds?
Epicanthal Folds As the baby’s nose develops, the wideness will disappear and the baby’s eyes will not look crossed any more. If the baby has an eye that is really crossed there will be no change as the nose develops.
What is the evolutionary purpose of the epicanthic fold?
The epicanthic fold found in some African people has been tentatively linked to protection for the eye from the high levels of ultraviolet light found in desert and semi-desert areas. The exact evolutionary function and origin of epicanthic folds remains unknown.
What causes eye folds?
In most cases, an extra eyelid crease is caused by: loss of skin elasticity and weakened connections between the skin and muscle beneath. soft tissue thinning and loss of fat under the skin in the upper eyelid, above your natural eyelid crease.
Why are there Epicanthic folds?
What causes eyelid folds?
What causes epicanthic fold?
Epicanthal folds also may be seen in young children of any race before the bridge of the nose begins to rise. However, they may also be due to certain medical conditions, including: Down syndrome. Fetal alcohol syndrome.
Why is it called Monolid?
Some people have visible eyelid creases, known as double eyelids. Some were born without eyelid creases. That’s called a single lid or a monolid.
What causes webbed eyes?
It is thought to be a lesion that forms when the eye has been exposed to prolonged sunlight and wind over the course of many years. A higher rate of these lesions is seen in patients who live or have lived closer to the equator. UV radiation has also been associated with this condition.