Infection with L1, L2, or L3 serovars of Chlamydia trachomatis may result in a disease characterized by genital lesions, suppurative regional lymphadenopathy, or hemorrhagic proctitis. The infection is usually sexually transmitted.
Laboratory Criteria For Diagnosis
- Isolation of C. trachomatis, serotype L1, L2, or L3, from clinical specimen, OR
- Demonstration by immunofluorescence of inclusion bodies in leukocytes of an inguinal lymph node (bubo) aspirate, OR
- Positive microimmunofluorescent serologic test for a lymphogranuloma venereum strain of C. trachomatis (in a clinically compatible case)
A clinically compatible case with one or more tender fluctuant inguinal lymph nodes or characteristic proctogenital lesions with supportive laboratory findings of a single C. trachomatis complement fixation (CF) titer of greater than 64
A case that is laboratory confirmed