Lymphogranuloma Venereum (Chlamydia trachomatis)
1990 Case Definition
Lymphogranuloma Venereum (Chlamydia trachomatis)
1990 Case Definition
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1990 Case Definition
Clinical Description
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 of inclusion bodies by immunofluorescence 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)
Case Classification
Probable
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
Confirmed
A case that is laboratory confirmed
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Last Reviewed: April 16, 2021