What is a "three-white eye"? Is it dangerous? How can it be treated?

Triple sclera eyes, or “three-white eyes,” refer to an eye appearance that differs from normal. This condition can occur due to various causes. In addition to the belief that this type of eye appearance may be unfavorable, many people are concerned about whether it is dangerous. If you are looking to correct this condition to restore a more balanced and healthier eye appearance, here’s what you need to know.

What Do Triple Sclera Eyes Look Like?

Normally, we can see the white of the eye on two sides—the inner corner and the outer corner. However, in the case of triple sclera eyes, the white of the eye is visible on three sides: the inner corner, the outer corner, and below the iris. This condition may occur in one eye or both eyes. It often makes the eyes appear hollow or less vibrant. In some cases, it may be associated with droopy eyelids, making the person look tired or older than their actual age. Additionally, symptoms such as dry eyes, irritation, and excessive tearing may also be present.

What Causes Triple Sclera Eyes?

Triple sclera eyes can result from multiple causes, including both internal and external factors. Understanding the causes helps in choosing appropriate treatment and preventing the condition from worsening. The main causes include the following:

Genetics

Genetics is a key factor in the development of triple sclera eyes. The structure of the eye socket, the strength of the eye muscles, and the characteristics of tissues around the eyes are determined by genes. Some individuals may have shallow eye sockets, causing the eyes to protrude and making the sclera more visible. Others may have overly strong eyelid-lifting muscles, causing the eyelids to open wider than normal. Additionally, if parents or close relatives have this eye characteristic, it may also occur in their descendants.

Certain Medical Conditions

Triple sclera eyes may also be a symptom of certain medical conditions, such as hyperthyroidism, which can cause eye protrusion and wider eyelid opening. Neurological disorders affecting the muscles that control eye movement or conditions that cause inflammation of tissues around the eyes may also contribute. In addition, abnormalities of the eyelid-lifting muscles may cause the eyelids to open too widely or not close completely, resulting in a noticeable triple sclera appearance.

Lack of Sleep

Insufficient rest is one factor that can contribute to or make triple sclera eyes more noticeable. Lack of sleep causes fatigue in the muscles around the eyes, eyelid swelling, and possible overactivity of the eyelid-lifting muscles, leading to wider-than-normal eyelid opening. Additionally, prolonged screen use, working in overly bright or dim environments, and accumulated stress can disrupt normal eye muscle function and contribute to the appearance of triple sclera eyes.

Are Triple Sclera Eyes Dangerous?

Although triple sclera eyes are not life-threatening, they can affect eye health and quality of life in the long term. Excessive eyelid opening exposes the eyes more to the environment, leading to dryness, irritation, and an increased risk of infection. Additionally, this eye appearance can impact self-confidence and social interactions, as it may make the face look tired and older than actual age. If left uncorrected, it may affect work performance and daily life.

Causes Dry Eyes

Triple sclera eyes are a major cause of dry eye symptoms because excessively open eyelids allow tears to evaporate more quickly than normal. When the eyes are overexposed to air, the tear film covering the cornea becomes thinner, leading to dry spots. This can cause burning sensations, itching, and blurred vision—especially during prolonged computer use or in air-conditioned environments. People with triple sclera eyes often need to use artificial tears frequently to relieve symptoms.

Incomplete Eyelid Closure

Individuals with triple sclera eyes often experience incomplete eyelid closure, especially during sleep. This leaves the eyes insufficiently protected, increasing the risk of corneal damage and infection. Some may wake up with extremely dry eyes, excessive eye discharge, or a sensation of a foreign object in the eye. Incomplete eyelid closure also reduces the effectiveness of blinking, leading to uneven tear distribution and chronic irritation.

Excessive Tearing

Triple sclera eyes can cause excessive tearing because the eyes attempt to compensate for rapid tear evaporation by producing more tears. This can result in tears overflowing from the eyes, especially in windy, bright, or dusty environments. In addition to being inconvenient, it may cause makeup to smudge and lead to skin irritation around the cheeks due to constant tearing.

Reduced Confidence

Triple sclera eyes can significantly impact self-confidence and overall appearance, as they may make the face look tired, sleepy, and older than actual age. Individuals with this condition may feel self-conscious when taking photos or interacting with others, as the eyes may appear dull and less lively. This can affect facial expressions, making a person seem less energetic or enthusiastic—especially in professional settings, presentations, or social interactions—potentially impacting career growth and relationships.

Surgical Correction for Triple Sclera Eyes

Surgical correction at an eye surgery clinic is considered the most effective treatment. The doctor will evaluate the cause and severity of the condition to choose the most appropriate surgical technique, such as adjusting eyelid position, strengthening eye muscles, or correcting the orbital structure. This type of surgery requires a high level of expertise to achieve natural-looking and aesthetically pleasing results.

Preparation Before Triple Sclera Eye Surgery

Proper preparation before triple sclera eye surgery is essential to ensure successful results. Patients should undergo a general health check-up, discontinue medications that affect blood clotting at least 2 weeks before surgery, stop smoking and alcohol consumption, and inform the doctor of any allergies or underlying medical conditions. In addition, patients should arrange for a caregiver after surgery and prepare an appropriate home environment to support recovery.

Post-Operative Care After Triple Sclera Eye Correction

Post-operative care is just as important as the surgery itself, as it directly affects wound healing and long-term results. Patients should strictly follow the doctor’s instructions, such as applying cold compresses to reduce swelling, taking prescribed medications, avoiding touching the surgical area, and sleeping with the head elevated to reduce swelling. Additionally, strenuous exercise, makeup, and contact lens use should be avoided for the duration specified by the doctor to ensure proper healing and optimal results.

Conclusion

Triple sclera eyes are a common condition that can affect both eye health and quality of life. Although it is not a serious or life-threatening condition, leaving it untreated may lead to long-term eye problems. Surgical treatment by a specialist is an effective way to correct the condition. Those interested can consult experienced ophthalmologists at Sky Clinic, who specialize in double eyelid surgery, inner corner eye surgery, correction of weak eye muscles, hidden incision under the eyebrow, and removal of under-eye fat bags to provide appropriate treatment tailored to each individual case.