Special sens community Flashcards
بسم الله الرحمن الرحيم
______________-
visual acuity below …/… = blindness
3/60
Infections case blindness as
Trachoma
karatisis
parasitic infection
Eye disease as
Catarct
gluacmoa
conreal opacity cause blindness
Diabetic retiopathy represent retinal degenration causing
blindness
Optic nerve atrophy - ocular trauma - uncorrected referactive error can cause
BLINDNESS
Drugs also can caus blindness
Nutritional blindness due to ,,,, deficiency
Vit A deficiency
…million visually impaired =….%
… in developing Counteries
285 millions-4.25 %
80% of them in developing countries
In egypt most common causes of corneal opacitis due to ?
Trachoma followed by
catarc and glaucoma
and diabeti retionpathy
Risk factors of blindness ?
Age
gender females
socioeconimic
Tobacco + UV rays + Vit A deficiency
Prevention of blindness
Intial assessment
Methods of intervention
1ry + 2ry + 3ry
eye conditions trated / prevented by locally tained primary health care workers of physicans who are first care givers in the community
Primary eye care
-Early case finding by screening of school children + rural areas
Definitive Mangement of common blinding conditions such as Trichiasis entropion ocular trauma glaucoma
Provided by District hospital + Mobile eye clinics
Secondary 2ry Eye care
Highly specialized institiues providing cares
As retinal detachment surgery + Corneal graphing and other complex methods of treatment
3ry care
Speical programs of blindness prevention
Trachoma control
Shcool eye health services
Vit A prophylaxis
Occuptional eye health care services
People with heaing loss ranging from mild to severe
Hard of hearing..
through spoken language can benefit from hearing aids choclear implants and other devices
