A System of Surgery

A System of Surgery

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1864 edition. Excerpt: ...divergence from the perpendicular--the image seen by the affected eye being above that seen by the sound one. Paralysis of the sixth nerve produces loss of power of the external rectus; the globe is permanently inverted, and while it executes every other movement, it cannot be everted. There is diplopia when looking at objects towards the side affected. Paralysis of the fourth nerve is a rare affection. The superior oblique muscle is then rendered powerless, and the patient complains of seeing all perpendicular straight lines, such as the line of pavement, become double; the distorted image forming an acute angle with the true one, and the lines of any geometric figure containing right angles becoming double, with the second image distorted, so that the lines lose their parallelism. When one nerve after another becomes affected, the disease is in all probability due to some deep-seated growth--either intra-cranial or orbital. When cerebral symptoms are present at the same time, the diagnosis is simplified. When the globe protrudes, the existence of an orbital tumour connected with the fundus of the orbit is rendered almost certain. When the affection is limited to one nerve, and comes on suddenly in an elderly patient, after some sudden effort, an apoplectic affection of the origin of the nerve is indicated. The great majority of these eases, however, occur in syphilitic or rheumatic patients, and affect only one nerve at a time. While, then, the prognosis in the former cases should always be studiously guarded, in the latter (syphilitic and rheumatic), especially in the syphilitic, if coming under treatment at an early period after the appearance of the original affection--it should always be hopeful; as under the administration of mercurials, ..show more

Product details

  • Paperback | 554 pages
  • 189 x 246 x 28mm | 975g
  • Rarebooksclub.com
  • Miami Fl, United States
  • English
  • Illustrations, black and white
  • 1236643097
  • 9781236643094