Night and Color Blindness By- Fadhlia Rahim-Ali

Description Color Blindness Night Blindness To have difficulty: Distinguishing different colors Seeing certain colors Seeing any colors at all Night Blindness To have bad vision at night or in dimmed lighting. It is also known as Nyctanopia or Nyctalopia. A person with severe color blindness’ visual

Perspective Color Blindness Night Blindness

Causes Color Blindness Night Blindness People affected are born with it. The gene responsible for color blindness is on the X chromosome. Night Blindness Cataracts Nearsightedness Vitamin A deficiency (this cause is rare) Birth defects Certain drugs

Symptoms Color Blindness Night Blindness Better night vision Enhanced sense of smell Increased sensitivity to bright lights Issues identifying red or green colored pencils Low attention span when coloring work sheets Night Blindness Difficulty seeing in darkness Difficulty seeing in dimmed lighting Not being able to see after lights appeared and went away (Ex. Another car’s headlights while driving) Night Blindness perspective

preventions Color Blindness Night Blindness Discuss the use of prescribed medications with your doctor. Do not take medications with color blindness as a side effect. Night Blindness Follow treatment plans and stay consistent with them for night blindness. Include a lot of Vitamin A in your diet.

Treatments Color Blindness Night Blindness If it is inherited, it cannot be cured or treated. Acquired color blindness can be corrected by treatments: Prescribed medications Color corrective glasses Color corrective contact lenses Night Blindness Taking a lot of vitamin A. Remove the cataracts. Use low-vision aids. Color corrective glasses

Additional information Color Blindness There are vision tests called the Ishihara plates test and an arrangement test. It affects 1 in 12 men and 1 in 200 women in the world. 4.5% of the population is color blind. Color blindness is more common in older people Night Blindness It is caused by a disorder of the cells in the retina. You cannot absorb vitamin A well if you have a liver disorder.

Cited references http://www.colourblindawareness.org/colour-blindness/causes-of-colour-blindness/ http://www.nlm.nih.gov/medlineplus/ency/article/003039.htm http://www.mountsinai.org/patient-care/health-library/diseases-and-conditions/night-blindness http://www.colourblindawareness.org/parents/early-symptoms/ http://pediatrics.med.nyu.edu/conditions-we-treat/conditions/color-blindness#prevention http://resources3.news.com.au/images/2013/02/08/1226573/300759-oxy-iso-lenses.gif http://www.aapos.org/client_data/files/2011/_216_cataract2.jpg http://www.transforminghealth.org/stories/talk-to-doctor.jpg http://www.sapdesignguild.org/editions/edition9/images/night.gif http://everyeye.org.uk/imgs/clip_image004.gif