Dr Suraj Munjal

Coloboma

Coloboma

Contact Us


    Related Videos :

    Frequently Asked Questions (FAQ) :

    Q: Can coloboma affect both eyes?

    A: Yes, coloboma can affect one or both eyes. When both eyes are involved, it is known as bilateral coloboma.

     

    A: While coloboma itself does not heal, early diagnosis and treatment can improve vision and prevent further complications.

     

    A: Coloboma can be hereditary or sporadic. If there’s a family history of eye defects, the likelihood of having a child with coloboma may increase.

     

    Coloboma

    About Coloboma

    Coloboma is a developmental defect that results in a missing piece of tissue in structures that form the eye. The defect can affect one or both eyes and may occur in various parts of the eye, such as the iris, retina, optic nerve, or eyelid. This condition can lead to vision problems, but the degree of impairment varies from case to case.

    Causes of Coloboma

    Coloboma is typically congenital, meaning it occurs due to abnormal development of the eye in the womb. It’s linked to genetic mutations or environmental factors during pregnancy. Some possible causes include:

    • Genetic disorders, like CHARGE syndrome
    • Family history of eye defects
    • Fetal alcohol syndrome
    • Infections during pregnancy

    Types of Coloboma

    There are different types of coloboma, depending on which part of the eye is affected:

    1. Iris Coloboma: A keyhole-shaped defect in the colored part of the eye (the iris).
    2. Retinal Coloboma: Affects the retina, often leading to visual field loss.
    3. Choroidal Coloboma: Involves the layer of blood vessels underneath the retina.
    4. Optic Nerve Coloboma: Affects the optic nerve, which can significantly impair vision.
    5. Eyelid Coloboma: A defect in the eyelid, often leading to exposure of the cornea.

    Symptoms of Coloboma

    The symptoms of coloboma vary based on the type and severity. Common symptoms include:

    • Visual disturbances: Blurry vision or gaps in the field of vision.
    • Light sensitivity: Due to iris coloboma, individuals may experience discomfort in bright light.
    • Distinct eye appearance: A noticeable gap or defect in the iris or eyelid.
    • Impaired vision: Especially with retinal or optic nerve coloboma, vision may be significantly reduced.

    In some cases, coloboma is mild and does not affect vision.

    Diagnosis of Coloboma

    Diagnosis of coloboma typically involves a comprehensive eye examination by an ophthalmologist. Diagnostic procedures may include:

    • Dilated eye exam: To examine the retina and optic nerve.
    • Ocular imaging tests: Such as OCT (Optical Coherence Tomography) or MRI, to assess internal structures.
    • Visual field tests: To determine the extent of any vision loss.

    Early diagnosis, particularly in infants, is crucial for managing the condition and preserving vision.

    Treatment for Coloboma

    While there is no cure for coloboma, treatment focuses on managing symptoms and improving vision. Treatment options include:

    1. Vision correction: Prescription glasses or contact lenses to correct refractive errors.
    2. Surgery: In severe cases, surgery may be performed to correct associated problems, such as cataracts or detached retina.
    3. Cosmetic surgery: For eyelid coloboma, reconstructive surgery may be recommended to protect the eye and improve appearance.
    4. Low vision aids: Devices like magnifiers or special glasses can help improve daily life for those with visual impairments.
    5. Light-filtering lenses: These can reduce light sensitivity for individuals with iris coloboma.

    Cost of Treatment and Stay in India

    India is a sought-after destination for eye treatments due to its advanced medical facilities and affordable costs. The cost of coloboma treatment depends on the severity of the condition and the type of treatment required. Here’s an estimate:

    • Consultation fees: ₹1,000 – ₹2,500
    • Surgical costs: Depending on the surgery required (e.g., retinal repair, eyelid reconstruction), prices range from ₹40,000 to ₹1,50,000.
    • Hospital stay: If surgery is required, a short hospital stay may be necessary, which usually costs around ₹5,000 – ₹10,000 per day.
    ×