Everything You Need to Know About Coloboma of the Eye


Have you noticed any eye abnormalities like missing pieces of tissues in the structure of the eye? If it is missing then it is sure that you have coloboma of the eye issue.

Are you the one who is suffering from Coloboma of the eye issue? Are you looking for the common symptoms, causes and treatments of the eyelid coloboma issue? Do you have any idea can coloboma be fixed?

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If yes, then don’t wait for anything just follow this blog and get all your answers. Yes, in this blog, you will get to know everything about coloboma of the eye, such as its symptoms, causes, treatment and more. So, first of all, know about coloboma of the eye issue and then later on its symptoms, causes, treatments and more.

structure of the eye

Coloboma of the Eye

Coloboma comes from the Greek word that means “curtailed”. The eye develops quickly during a fetus’ first three months of growth. A gap, known as the choroidal fissure, appears at the bottom of the stalks that eventually form the eye. This fissure generally closes by the seventh week of pregnancy. If it does not close, a coloboma or space forms.

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Coloboma of the eye is an eye abnormality that takes place before birth. Eye colobomas are the missing pieces of tissue in structures that form the eye. Coloboma of the eye issue may appear as notches or gaps in one of the several parts of the eye which may also include the colored part of the eye, generally known as iris, the retina. It is the specialized light sensitive tissue that lines the back of the eye and the blood vessel layer under the retina, generally known as choroid or the optic nerve coloboma treatment. This nerve can carry information from the eyes to the brain.

Eyelid coloboma may be present in one or both the eyes and they generally depend on their location and size. And this can affect a person’s eye vision. This eye issue can also affect the iris which may result in a “keyhole” appearance of the pupil and they generally do not lead to eye vision loss.

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Types Of Coloboma of the Eye

A coloboma is categorized into six different types that generally depend on the part of the eye affected. If you want to know the types of the coloboma of the eye then just read the below section of this blog:

  • Uveal Coloboma: The uvea is the middle layer of the eye and the coloboma can affect the iris which is the colored part of the eye. It gives your eyes a distinct keyhole or cat-eye appearance.
  • Optic Nerve Coloboma: During this coloboma of the eye, the optic nerve coloboma is hollowed out that reduces the eye vision.
  • Eyelid Coloboma: During this eyelid coloboma, a piece of the upper or the lower eyelid is missing.
  • Macular Coloboma: The macula fails to develop normally in this coloboma of the eye.
  • Lens Coloboma: In this lens coloboma, a piece of the lens is missing.
  • Chorio-Retinal Coloboma: During this coloboma of the eye issue, part of the retina is missing.


Symptoms of Coloboma of the Eye

The coloboma symptoms depend on where it occurs. A coloboma of the iris will visibly noticeable because of the keyhole or cat-eye appearance of the pupil. An eyelid coloboma will be quite noticeable because of the notch or defect in the eyelid. People who suffer from coloboma affects the front of the eye may have eye issues with vision and it should evaluate in infancy.

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Some other types of coloboma can also cause eye vision loss that depends on the location and size. A child with a coloboma affects the macula or the optic nerve will likely have reduced eye vision.

Causes of the Coloboma of the Eye

As it has been mentioned above that coloboma results from the abnormal development of the eye during the third trimester of gestation. This defect takes place when the optic fissure does not close completely. The location of the coloboma of the eye depends on which part of the optic fails to close.

Coloboma of the eye may take place spontaneously or it may be inherited. Persons with isolated coloboma can still pass the eye condition onto their children. When coloboma of the eye occurs as a feature of a chromosomal abnormality or genetic coloboma syndrome then it may cluster in families as per the inheritance pattern for that eye condition.

There are some other environmental factors that affect early development like the exposure to alcohol and some other drugs during pregnancy that may increase the risk of coloboma.

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How to Diagnose Coloboma Of the Eye?

Diagnose Coloboma Of the Eye

Coloboma of the eye is generally identified at birth by their parent who may notice something different about their baby’s pupil. A baby is analyzed by an ophthalmologist who will perform a complete eye examination in order to determine how much of the eye is affected.

The examination during this diagnostic involves the use of an ophthalmoscope to look inside the baby’s eyes. The baby may be given a general anesthetic in order to avoid causing any distress during the examination. At this particular age, it is quite difficult to tell whether the baby will have any kind of eye vision problem or not.

A child having coloboma is monitored closely by their ophthalmologist and their vision is tested frequently. During this examination, a baby may undergo another testing to see whether any other related eye conditions are present and to check his or her general health.

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How To Treat Coloboma of the Eye?

Coloboma eyelid treatment is not so important to perform unless it is causing eye vision problems. If the child with a coloboma is quite healthy and it has no other eye conditions or complications, then it is recommended an eye test every six months up to the age of seven years and then once in every year.

The major purpose of the eye tests is to monitor the effect of the condition and the child’s eye health. Monitoring your children’s eye on a regular basis with this condition is quite important because of the potential for the development of associated eye conditions. Such conditions may include retinal detachment and glaucoma.

As children with coloboma get older then they may become concerned about the appearance of their eyes. For children with light sensitivity, sunglasses, tinted glasses, sunshades in cars, wide-brimmed hats can help reduce discomfort caused by bright lights or the sun. In this way, you can get the best coloboma eyelid treatment.

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Coloboma of eye is such a great eye issue that may affect the appearance of the eyes. Well, I think you have learned everything about coloboma of the eye issue, its symptoms, causes, treatments and more. I have tried my best to provide you enough information related to coloboma of the eye. Apart from this, if you have any other eye issues such as if you want to lift your eyelids then you can lift it with the help of Eye Secrets Eyelid Lift.

If you want to ask any question related to this, then you can ask here without any hesitation. Or if you have any suggestion then you can write in the below comment section.


Everything You Need to Know About Coloboma of the Eye
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Everything You Need to Know About Coloboma of the Eye
If you have coloboma of the eye issue then know everything about its causes, symptoms, diagnosis, treatments and more. So, look here to know what is the coloboma eyelid treatment and how to perform it.
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