Last updated: Saturday, 14, August, 2010
Key InformationAppropriate Tests
The diagnosis of trachoma is based on clinical assessment.

Chlamydia trachomatis

  • Serotypes A, B, C
Conjunctival swab, fluid with scraping for chlamydia testing may be appropriate if there is doubt about the diagnosis. 

Secondary bacterial keratitis

Conjunctival swab when secondary bacterial keratitis is thought to be present.