Night Blindness Symptoms Diagram. No standard classification system exists for night blindness. Many experience difficulty driving at night particularly with the glare of the streetlights or the headlights from oncoming traffic.
Some eye problems can lead to night blindness such as. The primary symptom of night blindness or nyctalopia is trouble seeing in the dark. When vitamin a levels fall too low the production of these pigments ceases causing night blindness.
Symptoms vary based on the individual and can include any or all of the following.
Faulty teeth and slow bone formation. Congenital stationary night blindness csnb is usually diagnosed based on the owners observations but some horses have visibly abnormal eyes. Myopia or blurred vision when looking at distant objects. Blindness and vision loss.