This paper will not startle you by many new points, as it seems to me that at every such a gathering of men working in the same branch of the healing art, we should exchange our experiences in the healing of the more common affections, and that our time is better spent in such discussions than in relating some very interesting but rare cases.
Let us first recapitulate some of the histological points of the normal and trachomatous conjunctiva. The normal human conjunctiva is made up of typical adenoid tissue (and especially so in the part which is called the fornix), and of a fibrous and an epithelial layer. The surface of the conjunctiva shows numerous minute folds, elevations and indentations. The adenoid tissue and these folds (according to Ræhlmann) are formed in the second and, respectively, fifth month after birth. The adenoid tissue does not contain any lymph follicles,
ADOLF ALT. ON TRACHOMA.. JAMA. 1886;VII(20):544–545. doi:10.1001/jama.1886.04250110040003