Converse of object

• remove: Every year, around 120,000 people in the UK have surgery to remove cataracts - around 4,000 of them in the Eastern region.

• treat: There are no drops or tablets that will treat cataracts.

• develop: Cats tend to develop cataracts at an older age than dogs.

• prevent: Doctor, is it right that taking an aspirin a day prevents cataracts?

Preposition: in

• eye: A small girl, aged about 5, had cataracts in both eyes.

Adjective modifier

• congenital: Hospital based data showed that congenital cataract of familial origin is common in Cambodia.

• operable: With the help of these children, I found five blind people, three with operable cataracts.

• infantile: However, infantile cataracts are often inherited and often these children have slightly smaller eyes than usual.

• senile: Senile cataracts almost always occur in both eyes simultaneously.

• age-related: The most common type of cataracts is age-related cataract.

• unilateral: Visual outcome can still vary markedly however, particularly in the child with unilateral cataract.

Modifies a noun

• surgery: Study The usual waiting time for second cataract surgery in Bristol was seven to 12 months.

• blindness: Rapid assessment of cataract blindness in an urban district of Gujarat.

• extraction: Mr T was put on the waiting list for a left cataract extraction.

• surgeon: We need to double the number of cataract surgeons.

• removal: Did the Romans really carry out cosmetic surgery and cataract removals?

• operation: In 2004 he had a cataract operation - the only time he was known to visit a hospital.

Noun used with modifier

• phacoemulsification: Cataract surgery This factsheet is for adults who are considering phacoemulsification cataract surgery.

• incision: The nucleus division technique for small incision cataract extraction.

• childhood: Childhood cataract may be inherited or may be caused by injury or illness.