Epidemiologic observations on trachoma in the United States Page 1 Epidemiologic
observations on trachoma in the United States Phillips Thygeson Trachoma, by virtue of its poor …

The distribution of various immunotypes of C. trachomatis in epidemic areas of North China
was studied by the micro-immunofluorescence (Micro-IF) test of tears and sera from 104 …

Trachoma, a major blinding disease affecting probably 500 million persons and causing
blindness in sevenmillion, results from infection with Chlamydia trachomatis [1]. It is without …

In contrast to urogenital chlamydial infection, trachoma is a household disease that has
disappeared in Japan as many parts of world because of improved living conditions and …

272 produces superficial vascularization of the cornea (pannus) and scarring of the
conjunctiva which increase with the severity and duration of the disease. Marked …

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Specimens for chlamydial isolation culture and direct fluorescent antibody cytology (DFA)
were collected from 1671 women and children from a trachoma-endemic area in Central …

History and classification of Chlamydia trachomatis Chlamydia is one of the oldest
recognized human diseases, as references to chlamydial-like diseases of the eye …

Trachoma is caused by Chlamydia trachomatis. Clinical grading with the WHO simplified
system can be highly repeatable provided graders are adequately trained and standardized …