Chironian Volume 6

Chironian Volume 6

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1889 edition. Excerpt: ...and probably in ninety per cent. of cases is due to inherited syphilis or scrofula. KERATI1'lS Pm.vcTr.NuLARis.--As this disease is by far the most frequent of corneal troublesand yet of comparatively trivial importance, we shall say but a very few words in regard to it.. It consists of a superficial infiltration, which generally results in a loss of substance and possibly the formation of a scar. It appears as one or more small grayish elevations, usually at the periphery, and accompanied by redness of the conjunctiva, photophobia, lachrymation, and more or less pain. This disease usually yields readily to treatment, and only affects the vision in those infrequent cases where the phlyctenuleappears at the center of the cornea, over the pupil, yet, as it is subject to frequent relapse, the parents should always be wamed of possible affection of sight from succeeding phlyctenules. attacking the center of the cornea. ULcus Co1uu: .4: .--In this there is an infiltration into the lamellae, which by an increase in its number of cells causes a destruction of Bowman's membrane and the epithelium, and thus an ulcer is formed, which has the appearance of ulcers in general, viz., base covered with pus, walls ragged, and the adjoining tissue infiltrated with round cells. The photophobia is usually very great in ulcers, with considerable lachrymation, and redness of the conjunctiva, and occasionally a vessel or two may be seen running on to the cornea to the ulcer. They may complain of a great deal of pain or none at all; there is more or less dimness of vision depending upon thelocation of the ulcer. The prognosis of the ordinary ulcer, briefly alluded to above, depends on the condition and location of the ulcer, and the age and general condition more

Product details

  • Paperback | 88 pages
  • 189 x 246 x 5mm | 172g
  • United States
  • English
  • black & white illustrations
  • 1236811887
  • 9781236811882