Can Lymphogranuloma Venereum Cause Frequent Urination?

Chlamydia trachomatis serovars L1–L3, the causative agents of lymphogranuloma venereum (LGV), can indeed lead to urinary frequency—though this symptom is not primary or universal. LGV is a systemic sexually transmitted infection that progresses through distinct clinical stages. In the early (primary) stage, a small, painless genital ulcer or papule may appear at the site of inoculation but often goes unnoticed. During the secondary (systemic) stage—typically occurring 2–6 weeks later—the infection spreads to regional lymph nodes, causing painful lymphadenopathy, fever, and constitutional symptoms.

Urinary frequency in LGV arises most commonly during the secondary stage due to periurethral or paraprostatic inflammation, particularly in individuals assigned male at birth. Inflammation extending from infected lymph nodes into adjacent genitourinary structures—including the urethra, prostate, or bladder base—can provoke irritative voiding symptoms such as urgency, dysuria, and increased urinary frequency. In more advanced cases involving proctocolitis (especially among men who have sex with men), urinary symptoms may also result from direct anatomical compression or inflammatory spillover from involved rectal or pelvic lymphoid tissue.

It is important to distinguish LGV-related urinary frequency from that caused by uncomplicated chlamydial urethritis (caused by non-LGV serovars D–K), which typically presents with dysuria and discharge but less commonly with prominent frequency. Diagnosis requires nucleic acid amplification testing (NAAT) with LGV-specific genotyping or sequencing, as routine chlamydia tests do not differentiate LGV strains. Prompt treatment with extended-dose doxycycline (100 mg twice daily for 21 days) is essential to prevent complications such as fistulae, strictures, and chronic lymphedema.