Millions of people living in the United States have problems with night vision. This medical issues is mostly connected with other eye conditions which have been confirmed or about to be diagnosed.
This is not a benign problem because it can interfere in certain activities such as driving at night and walking through a dark room or climbing stairs. Because one simply cannot see clearly he/she may stumble,fall and hurt himself/herself. Car accidents are common too and because of that such individuals should not drive at least until the underlying cause is identified and properly treated.
Poor Night Vision and Associated Conditions
Vitamin A is of major importance for the health of our eyes. If one consumes food that do not contain sufficient amounts of vitamin A, he/she may eventually end up with poor night vision. Also, people who deal with certain gastrointestinal conditions like Crohn's disease, celiac disease, cystic fibrosis etc. may not absorb sufficient amounts of vitamin A and develop malfunction of specific retinal cells and subsequent nigh blindness.
Poor night vision is additionally connected with cataract. Clouding of the lens of the eye makes one incapable to see during the day, not to mentioned problems an individual faces at night. This is completely painless eye condition but it significantly affects one's performance because it makes him/her unable to see clearly under every circumstance.
Retinitis pigmentosa is a hereditary eye condition with poor night vision as one of its initial symptoms. Unfortunately, once the condition occurs, it leads to certain degree of vision loss which is basically individual.
Zinc deficiency, sunlight exposure and problems with LASIK surgery are several more causes of poor night vision.
Finally, out of a variety of medical and eye conditions diabetic patients may develop, poor night vision is only one.
Night Vision Problems - Diagnosis and Treatment
This medical issues is easily confirmed by a well experienced ophthalmologist.
Once the problem is confirmed, the doctor will investigate further in order to identify the underlying cause. Only when the cause of poor night vision is found, patients are given appropriate advice or may be treated conservatively or surgically.
For instance, poor night vision associated with cataract is dealt with once the person is operated. Furthermore, lack of vitamin A is successfully brought under control with vitamin A supplements. Similarly, zinc deficiency requires proper amount of this mineral on a daily basis. Poor night vision connected with sunlight exposure can be easily prevented by sunglasses with an UV filter. Finally, treatment for night vision impairment in people suffering from diabetes is more complex depending on the damage to the eye caused by high levels of sugar in blood.