430 havinig a little reddish gray tinge, perhaps from effect of hemoirhage in the media. V. about -N-o. Two days later clot in anterior chamber mostly absorbed; V. = l. Soon after V. gradually diminished; six months after, general opacity of the lens, and a imiore dense, cupshaped opacity of the posterior cortical. No details of fundus to be seen; apparently no defect of field. After the lens became more apaque discission was performed, but vision remained poor, and there were many webs of opacity in the vitreous. In how far, in the case reported, the permanent mydriasis can be ascribed to concussion of the eye, as de Wecker thinks of White Cooper's cases, or whether the extent of the rupture, which, though presenting the pear-shape after iridotomy, extends over nearly twothirds of the pupillary margin, is the cause, I must leave undecided. However, as there is now, eighteen months after the accident, a visible contraction of the pupil on strong light, and yet the mydriasis still persists, I feel inclined to the belief that the latter is the case.

TUMOR OF THE CONJUNCTIVA, SIMULATING CYST. By DR. RICHARD H. DERBY, New York. MARY E. T., aged 9, first came under observation January 29, 1878. Patient, a strong, healthy child, for some weeks had suffered from granular eyelids. Tannin in substance, alternating with sulphate of copper, was used with advantage locally. When the patient was first seen the following peculiar condition was noticed: upon eversion of the left upper lid, and directing the patient to roll the eyes down, a new growth, in or beneath the ocuilar conjunctiva, extending from a line in front of the fold of transmission and along its inner third, downward and inward until it was lost in the tissues about the caruncle. Its lower margin was clearly defined about three lines distant from the corneal nmargin. The body of the new growth, movable upon the eyeball, was semi-transparent, prominent, at its outer limit flattened. When directed to look at an object held in the horizontal plane before the eyes, the lower margin of the new growth was seen between the eyelids. At first no great inconvenience was

-/. S. SNARP PINXr

43'

experienced from the tumor; gradually the new growth becamne more apparent to the patient and her friends, and it was decided to attempt its removal April 27th. Under ether the upper lid was everted and the eye rolled downward as far as possible. An incision was now made along the upper margin of the tumor through a much thickened conjunctiva, and this incision was met by another carried along the lower margin of the new growth. Everywlhere a very much thickened conjunctival inenmbrane was encountered. At its central, most prominent part, there was a cavity, containing no fluid. The wounds thus made by the operation were closed by sutures, and now, in November, I878, there has been no return of the new growth. Dr. C. S. Bull, to whom a specimen of the tumor was given, writes as follows: " I have just finished looking at the specimen of conjunctival or subconjunctival growth which you referred to me some weeks ago. In the small piece of apparent wall of the cavity which was removed I could find no trace of any epithelial lining. It seemed to be made up of connective-tissue fibres and hypertrophied conjunctival tissue. The smiiall piece from the inside consisted only of adipose and connective tissue. There was no cell-growth of any kind."

Tumor of the Conjunctiva, Simulating Cyst.

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