[Perspectives] Colour and controversy
Colour has been a silent casualty of the medical gaze. In the animal and plant kingdoms, it is a potent force underpinning sexual attraction, defence against predators, and even vitality. In medicine, colour has been subverted by its association with the detection of pathological conditions. The sad spectrum of jaundice, pallor, xanthopsia, cyanosis, purpura, and erythema is our pathological portal to the chromatic splendours of human existence.