. A treatise on diseases of the eye . )r()per and insufficient food contributing to itsproduction. It is possible that a contagium nnist l)e added to producethe disease. Many researches have been undertaken to discover thespecific cause, and a microorganism has been isolated which bears aclose relation to the disease. This microorganism, which is a smalldouble coccus, has l)een described bv Sattler and Michel. Mut((MMnil(h. 220 THE CONJUNCTIVA has described a fungus which he terms microsporon and Ridley have described parasitic protozoa. Although it isbelieved to l)e a m


. A treatise on diseases of the eye . )r()per and insufficient food contributing to itsproduction. It is possible that a contagium nnist l)e added to producethe disease. Many researches have been undertaken to discover thespecific cause, and a microorganism has been isolated which bears aclose relation to the disease. This microorganism, which is a smalldouble coccus, has l)een described bv Sattler and Michel. Mut((MMnil(h. 220 THE CONJUNCTIVA has described a fungus which he terms microsporon and Ridley have described parasitic protozoa. Although it isbelieved to l)e a microphytic disease, sufficient evidence is not yet athand to establish the identity of any known germ as the specific cause/ Trachoma Body of Halbcrstadler aiid Prowazek.—A microorganismin the nature of a protozoan has been studied and descrilied by Halbcr-stadler and Prowazek, Greeff, Hertzog, I^indner, A. Leber, and parasite was termed chlamydozoan (cloak animal) by Halbcrstadlerand Prowazek, trachoma body by Greelf. It is found in the superficialepithelial cells in trachoma in the first and second stages of the disease,and also in pannus.


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Keywords: ., bookcentury1900, bookdecade1910, booksubjecteyediseases, bookyear