In reviewing the literature one is struck by the fact that comparatively few cases of interstitial keratitis offer the opportunity for pathologic-anatomic examination. For this reason, whenever materials for such a purpose are available, it is desirable to utilize them for further investigation, in the hope that they may make more clear the conception of this disease, which is as yet by no means well understood. Fortunately, in the present case it was possible to secure the eyeball after the vision was destroyed in spite of treatment. The histologic examination revealed many interesting changes which constitute the subject of this paper.
REPORT OF CASE
History.—A boy, aged 14, came to the Eye Clinic of the Peking Union Medical College Hospital on April 29, 1927, with a history of marked redness, lacrimation, photophobia and impaired vision involving the left eye, which had lasted continuously for six weeks.