A treatise on the diseases of the eye / By W. Lawrence.

  • Sir William Lawrence, 1st Baronet
Date:
1847
Catalogue details

Licence: Public Domain Mark

Credit: A treatise on the diseases of the eye / By W. Lawrence. Source: Wellcome Collection.

Provider: This material has been provided by the Harvey Cushing/John Hay Whitney Medical Library at Yale University, through the Medical Heritage Library. The original may be consulted at the Harvey Cushing/John Hay Whitney Medical Library at Yale University.

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    CHAPTER XX. AMAUROSIS AND OTHER DEFECTS OF SIGHT. SECTION I. General observations Divisions of amaurosis SECTION II. Amaurosis from affections of the brain .... SECTION III. PAGE 490 493 493 Amaurosis from diseases of the optic nerve .... 501 SECTION IV. Amaurosis from affection of the re tina 504 Symptoms of amaurosis; impairec and altered sight . 507 Progress of the disease 510 State of the pupil and iris . ib. Other symptoms 513 Causes; age; the disease some- times congenital . ib. Hereditary disposition 514 General causes; plethora . ib. Excessive exertion of the organ ib. Determination to the head . 515 Sympathetic influences ib. Syphilis 516 Gout and rheumatism ib. Narcotic poisons, and various other substances 517 Diagnosis 519 Prognosis . ib. Treatment; antiphlogistic measures 521 Use of mercury . ib. Counter-irritation 522 Cases 524 Local applications . 530 Emetics . 531 Electricity . 533 PAGE Sternutatories . . . 533 Stimuli and tonics . . . 534 Use of strychnia . . . 535 [Case illustrating its efficacy] . 537 SECTION V. Particular kinds of nervous affection. 538 Affection of the retina from exces- sive exertion . . ib. [Additional remarks on asthenopia] 540 Symptomatic and sympathetic amau- rosis .... 553 Amaurosis from debility . . 555 [Hysteric amaurosis] . . 560 Amaurosis from affection of the nervus trigeminus . . 561 Amaurotic cat's-eye . . 564 Muscae volitantes . . . 566 [Diagnosis] .... 567 Cause . . . . ib. Treatment . . . .572 Hemeralopia . . . 573 Congenital and hereditary hemera- lopia .... 575 Nyctalopia .... 576 [Hemiopia] .... 577 Want of power to distinguish colors 582 [Additional remarks on inability to distinguish colors] . 584 SECTION VI. Near sight and far sight . . 593 Nearsightedness; myopia . . ib. [Treatment of nearsightedness] . 596 [Concave glasses] . . . ib. Farsightedness . . . 600 [Use of glasses] . . .601 [Irregular refraction] . . 606 [Colored vision] . . . 609 [Photopsia] . . . .610 CHAPTER XXI. SECTION I. General description of the disease; its causes and treatment; various operations . . . 612 Color and situation of the opacity; state of vision . . .614 State of iris and pupil . . 615 [Diagnosis by a catoptric examina- tion] . • t, . ib. Various species of cataract; the len- ticular .... 617 Morgagnian cataract . .619 Capsular cataract . . . 620 Capsulo-lenticular cataract . 621 Varieties of color and consistence . 623 Mature and immature; complica- tions; adhesions of the pupil . 624 Glaucoma . . . . ib. Amaurosis .... 625
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