Friday, January 27, 2023

Eyelid trichiasis: what happens when eyelashes grow into the eye

This disorder can cause many ocular problems, however, today there are a number of treatments that eliminate the root cause of the problem.

There are patients in whom there are no early warning signs and their eyelids congenitally grow inward. Photo: shutterstock.

Abnormal growth of eyelashes, which grow inside the eyeball, rather than outward, is known as palpebral trichiasis, an ocular abnormality that can seriously affect a person’s health if left untreated. goes.

Why is it dangerous to grow eyelashes in the eyes? The medical literature reports that there is a risk that the eyelashes rub against the conjunctiva and even the cornea and may even cause eye discomfort; corneal abrasion; Pathology such as keratitis and vision loss.

Hence, various medical portals and ophthalmology experts mention several aspects to identify and treat this condition, in order to avoid permanent eye damage.

According to scientific data, there are 100 to 150 eyelashes in the upper eyelid and between 70 and 80 in the lower eyelid. Normally, eyelashes are an essential protection for the eyes. Eyes Because they prevent dust from entering, but the opposite occurs in people with eyelid trichiasis.

Symptoms of reverse eyelash growth

Although there are patients who do not present any prior warning signs and their eyelids are congenitally turned inward, the most obvious symptoms apart from the orientation of the eyelids may be:

eye redness;


frequent tearing;

and/or sensitivity to light.

Experts suggest that if people spot any of the symptoms mentioned above, they consult an ophthalmologist to reach a proper diagnosis and receive advance treatment.

main risk factors

Eyelid trichiasis can affect people of any age, however, it is more common in adults. Its main triggers are related to an infection. EyesSuffering from autoimmune diseases, causing injury to the eyes and presenting inflammation in the eyelids.

There are also other factors that increase the risk of suffering from it, such as:

  • Epiblepharon: The skin around the eye forms a fold that keeps the eyelids in an upright position.

  • Trachoma: A serious infection of the eye.

  • Rare diseases of the skin and mucous membranes such as pemphigoid and Stevens-Johnson syndrome.

  • Herpes zoster eye disease.

Current treatments for eyelid trichiasis

Treatment for eyelid trichiasis depends on the degree of complexity as well as the condition of the eyelids and the cause of the abnormality. Medical sources state that when the problem is mild and affects only a few eyelashes, therapy involves mechanical or electrical hair removal to remove them.

In other cases, ablation surgery may be performed using radiofrequency or a laser to permanently remove the abnormal eyelashes. It is noteworthy that the ophthalmologist will anesthetize the eye before proceeding with this outpatient intervention.

Similarly, there are other surgical treatments that can be taken into consideration for the purpose, such as:

electrolysisEpilation: This procedure uses electricity to remove hair quickly, although it can be painful for the patient.

cryosurgery: It is possible to separate eyelashes and follicles through freezing.

standard surgery: involves rolling the eyelid outward to move the eyelashes away from the cornea and surface of the eye.

Despite the fact that treatment options vary depending on the severity of the pathology, experts emphasize the importance of treating it, since if it is not treated in time, ophthalmic discomfort may increase, This can lead to further complications such as corneal ulcers that scar vision. Spoiled for life.

Difference Between Trichiasis, Entropion and Distichiasis

In addition to palpebral trichiasis, there are other eye disorders such as entropion and dystrichiasis that can cause confusion in the patient, as they also develop abnormal eyelash growth. However, these are caused by different conditions:


Although this causes the eyelashes to grow towards the eyeball, it is not the eyelashes that grow abnormally, but the edge of the eyelid that turns inward.

The margin of the eyelid turns the wrong way towards the surface of the eye and this is why the eyelashes don’t turn out.


In this case, the eyelashes are incorrectly produced in the Meibomian glands. The condition can develop congenitally and cause severe discomfort. Eyes,

Source consulted here.

Nation World News Desk
Nation World News Desk
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