THE OCULAR MANIFESTATIONS OF ANEMIA.

The clinician judges the state of the vascular system of his patient by noting the condition of the peripheral capillaries as it is manifested in the color of the lips and nails and the general appearance of the skin. He determines the force and power of the circulation by the pulse, and by the cardiac impulse. The ophthalmologist, however, by means of his wonderful mirror looks into the eye and obtains a highly magnified and unrestricted image of the perfect cycle of the supply of an organ with arterial and the escape of its venous blood, and is enabled to estimate the quality and the amount of blood by direct observation. He can further study the action of the heart by means of the retinal pulse. It would seem a priori that it would be an easy and rapid matter, therefore, for the ophthalmologist to diagnose pathologic conditions of the