Congenital and Acquired Colour Vision Defects

Impact of congenital colour vision defects on occupation.

AIMS To investigate whether there is an association between congenital colour vision defects (CVD) and occupational choice and employment history, in order to inform the debate about the value of universal childhood screening for these disorders. METHODS Participants were 6422 males and 6112 females from the 1958 British birth cohort, followed from birth to 33 years, whose colour vision was a...

Acquired colour vision defects in glaucoma-their detection and clinical significance.

Colour vision defects associated with ocular disease have been reported since the 17th century. Köllner in 1912 wrote an acute description of the progressive nature of colour vision loss secondary to ocular disease, dividing defects into “blue-yellow” and “progressive red-green blindness”. This classification has become known as Köllner’s rule, although it is often imprecisely stated as “patien...

Acquired colour vision deficiency in patients receiving digoxin maintenance therapy.

BACKGROUND/AIMS Disturbances of colour vision are a frequently reported sign of digoxin toxicity. The aim of this study was to investigate the incidence of acquired colour vision deficiency in elderly hospitalised patients receiving maintenance digoxin therapy. METHODS 30 patients (mean age 81.3 (SD 6.1) years) receiving digoxin were tested using a battery of colour vision tests (Ishihara, AO...

Colour-Vision and Colour-Blindness

Effects on employment of defects in colour vision.

The more information which can be fed into a computer the greater its power; similarly we are more efficient as individuals the finer our sense of touch, the greater the range of sounds we can hear, or the closer that two points can be detected separately by the eyes. The finer the discrimination the wider is the information available for action by the intellect. This then is the measure of the...