Lectures on nervous diseases from the standpoint of cerebral and spinal localization, and the later methods employed in the diagnosis and treatment of these affections . has eutaikd upon it. THE HYPERMETROPIC EYE. 127 Now, one peculiur liift should Ite noticed here—viz., tliat Jii/per-metropiv i<ubjeclx often have remarkable aculeaeaH of i^igJit. They Jire veiyapt (when young adults) to boast of their power of vision. They can oftenread all the test-types made for distance (tAventy feet or more) withoutan error. If the defect exists in a child, the parents will frecpiently tellvou how the c
Lectures on nervous diseases from the standpoint of cerebral and spinal localization, and the later methods employed in the diagnosis and treatment of these affections . has eutaikd upon it. THE HYPERMETROPIC EYE. 127 Now, one peculiur liift should Ite noticed here—viz., tliat Jii/per-metropiv i<ubjeclx often have remarkable aculeaeaH of i^igJit. They Jire veiyapt (when young adults) to boast of their power of vision. They can oftenread all the test-types made for distance (tAventy feet or more) withoutan error. If the defect exists in a child, the parents will frecpiently tellvou how the child can see things wntli distinctness which possil)ly theythemselves cannot see at all; how they have tested its eyes from time totime; how absurd the idea seems to them and their friends that the visionof the child is defective; and how unnecessary the use of glasses seemsto them (even if the eye is abnormal) so long as the child can get alongwithout them. In some cases no amount of explanation or jjleading willpersuade the parents to have atropine used upon the childs e^-es inorder to positively decide the question of the existence of latentfar-si Fig. .39.—Section of the Fkont Part of the Eye, Showing the Mechanism of Ac-commodation. (Fick.) The left side of the figure (F) shows the lens to visionat distances of over twenty feet; the right side of the figure (A) shows the lens adapted tothe vision of near objects, the ciliary muscle being contracted and the suspensory ligament ofthe lens consequently relaxed. Some years ago I pleaded with a medical man to allow some oculist ofreputation to examine his childrens eyes, all of whom bad weekly attacksof sick-headache, inherited from both the mother and father, and in whoma tubercular tendency was strongl}- marked. I was refused, and the state-ment was made that never, while the father lived, should a child of hiswear glasses with his consent. One of these children wears to-day a con-vex glass with a twe
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