ABC of eyes. Squint.

ABC of eyes. Refractive errors.

Divergent rays of light Indistinct vision is most commonly caused by errors of refraction. Doctors do not often have to deal with this problem because patients are usually prescribed glasses by an optometrist. It is extremely important, however, to ask the question: "Is this patient's poor vision caused by a refractive error?" The use ofa simple "pinhole" made in a piece ofcard will help to det...

ABC of eyes. Acute visual disturbance.

In assessing a patient who has experienced an acute disturbance of vision in an uninflamed eye an accurate history is crucial, because it may be that a longstanding visual defect has only just been noticed by the patient. It is important to make this differentiation as this alters the range of diagnoses and the urgency of treatment. Acute visual disturbance ofunknown cause requires urgent refer...

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The investigation and treatment of strabismus take up a high proportion 0 ophthalmologist's time. Its treatment is rewarding for the patients are often chi^ in whom the prevention of amblyopia, restoration of binocular vision and imp^ ment in appearance will be of great benefit for the remainder of their lives-j assessment of a diplopic patient is an interesting exercise and may contribute mu a...

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