Visual disturbances

Visual disturbances are abnormalities in the normal visual perception, which can include blurred vision, blind spots, halos, or other irregularities. They can be temporary or permanent, and can be caused by a variety of factors, including eye diseases, brain disorders, and certain medications.

Causes

Visual disturbances can be caused by a variety of factors. These can include:

• Eye diseases: Conditions such as macular degeneration, glaucoma, and cataracts can cause visual disturbances.
• Brain disorders: Conditions such as migraines, stroke, and multiple sclerosis can cause visual disturbances.
• Medications: Certain medications, including those for high blood pressure, migraines, and psychiatric disorders, can cause visual disturbances.

Symptoms

Symptoms of visual disturbances can vary widely, depending on the underlying cause. They can include:

• Blurred vision
• Double vision
• Blind spots
• Halos around lights
• Flashing lights
• Distorted colors

Diagnosis

Diagnosis of visual disturbances typically involves a thorough eye examination, which may include tests such as a visual acuity test, a refraction test, and an eye health examination. In some cases, further testing may be needed to determine the underlying cause of the visual disturbances.

Treatment

Treatment for visual disturbances depends on the underlying cause. This can include:

• Medication: For conditions such as migraines or high blood pressure, medication may be prescribed to manage symptoms.
• Surgery: For conditions such as cataracts or glaucoma, surgery may be necessary to improve vision.
• Vision therapy: For conditions such as double vision or blurred vision, vision therapy may be recommended.

See also

• Eye diseases
• Brain disorders
• Medications
• Visual acuity test
• Refraction test
• Eye health examination