Добавил:
Upload Опубликованный материал нарушает ваши авторские права? Сообщите нам.
Вуз: Предмет: Файл:
METHODOLOGY TEXT BOOK 2009 2010.doc
Скачиваний:
0
Добавлен:
01.05.2025
Размер:
1.71 Mб
Скачать

Glaucoma

Types

There (to be) ______ two common types of glaucoma: acute and chronic. Acute glaucoma - mild attacks (to cause) _____________ pain in the eyes and haloes around lights. These symptoms (to relieve) ______________ by sleeping. Full-blown attacks (to cause) __________ rapid deterioration of vision, intense eye pain, redness and watering of the eye, sensitivity to bright light, haloes around lights, nausea and vomiting. Acute glaucoma (to be) _________ more common in women than in men.

Chronic glaucoma - often (to cause) _____________ no symptoms until permanent damage (occur) _____ already __________. Symptoms may then (to include) ___________ loss of peripheral vision and, eventually, blurring of objects directly in front of the person.

There (to be) _____ also two rarer types of glaucoma: congenital glaucoma and glaucoma that (to be) _____ secondary to conditions such as uveitis or a side effect of medication.

Glaucoma mainly (to affect) ___________ people over the age of 60 and (to be) _____ more common with increasing age.

Treatment

Untreated glaucoma can (to lead) ___________ to blindness. Eye drops or tablets may be prescribed to reduce fluid production and consequently reduce pressure in the eye.

Laser or surgical treatment may (to use)___________ when medical treatment isn't sufficiently effective.

Screening

People over the age of 40 (to advise) ___________ to have their eyes tested every two years to check for signs of glaucoma. If glaucoma (to identify) _____________early enough, treatment can (to give) ____________ to prevent further damage and reduce the risk of blindness.

These tests (to be) _____ available at your local optician and should(to include) ___________:

  • examination of the optic disc

  • measurement of the pressure in the eye

  • checking of peripheral vision (by looking for a sequence of spots of light on a screen).

Cataract

What _____ cataracts (to be) ______________?

A cataract (to be) ______ a clouding of the lens in the eye

A cataract (to be) _____a clouding of the lens in the eye. This (to prevent) ____________ light from passing through the lens and reaching the back of the eye, interfering with vision.

Cataracts most commonly (to develop) _________ as people (to get) ______ older. These (to call) _____________ age-related cataracts. Congenital cataracts (to be) _______ present from birth and (to be) _______ usually the result of exposure to infection, radiation or drugs before birth, or because of a genetic problem.

Other causes of cataracts (to include) _______________ illnesses such as diabetes, certain drug treatments, long-standing inflammation and injury.

Symptoms

Age-related cataracts (to develop) _____________ gradually

The symptoms of age-related cataracts (to develop) ________________ gradually, getting worse over many years. Blurred and cloudy vision (to be) ____ common. It may (to be) _____ difficult to see in dim light and bright lights may appear more glaring. Colours may (to appear) ___________ different to how they once did and there may (to be) _______ a yellow tinge to vision.

Left untreated, congenital cataracts can (to result) _____________ in permanent visual loss.

Who (to affect) _______________?

The older someone (to be) ______, the more likely they (to be) ______ to suffer from age-related cataracts. It (to estimate) __________________ that around 71 per cent of people over the age of 85 (to have) _______________ a cataract bad enough to affect their sight. Women (to affect) _____ more commonly ___________________ than men.

Prevention and treatment

Good management of conditions such as diabetes (to reduce) ________the risk of cataracts developing.

It (not to be) ___________ possible to prevent age-related cataracts, but regular eye tests can (to help) ______________ to detect problems early.

The most effective treatment (to be) ______to remove the affected lens surgically and (to replace) __________________ it with a new one.