Adam Whitehead Blindness powerpoint

1. -Blindness falls under the Visual impairment condition. -Blindness is the inability to recognize a strong light shown directly into the eye. Total Blindness

2. Characteristics, Signs, and Symptoms Inability to see Discomfort in the eyes Awareness of the eyes Foreign body sensation Pain in the eyes May be some discharge depending on cause of blindness Cornea may become white

3. Causes Birth defects Congenital, cataracts Optic nerve disease Retinopathy Albinism Diabetes Macular degeneration Traumatic injuries Glaucoma Trachoma

4. Causes continued Onchocerciasis (river blindness) Leprosy Herpes simplex Vitamin A deficiency Retinitis pigmentosa Malignancies of the eye Hereditary diseases Chemical poisoning

5. Diagnosis Visual acuity testing in the eyes individually Measuring visual field and peripheral vision Unilateral blindness Bilateral blindness Diagnosis is made by an ophthalmologist

6. Treatment/Management for Blindness/Visual Impairment In third world countries giving glasses will help Dietary changes can help Surgery may be alternative Cataracts Lasik Medication may be used in some cases