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Gonad evaluation in male systemic lupus erythematosus
Pollyana Maria F Soares1, Eduardo Ferreira Borba, Eloisa Bonfa
1University of São Paulo, São Paulo, Brazil.
Arthritis and Rheumatism
|June 30, 2007
Summary
Systemic lupus erythematosus (SLE) in men is linked to significant sperm abnormalities and reduced testicular volume. Intravenous cyclophosphamide (IV CYC) treatment is a key factor in permanent testicular damage.
Area of Science:
- Reproductive endocrinology
- Urology
- Rheumatology
Background:
- Systemic lupus erythematosus (SLE) can affect multiple organ systems, including reproductive function in males.
- Assessing gonad function is crucial for understanding the long-term health implications for male SLE patients.
Purpose of the Study:
- To evaluate the gonad function in male patients diagnosed with systemic lupus erythematosus (SLE).
- To identify factors contributing to reproductive abnormalities in SLE.
Main Methods:
- Prospective evaluation of 35 male SLE patients and 35 age-matched controls.
- Included urologic assessment, testicular Doppler ultrasound, hormone profiling, and semen analysis (morphology, motility, antisperm antibodies).
Main Results:
- SLE patients exhibited lower testicular volumes, reduced sperm counts, and impaired sperm motility compared to controls.
- All SLE patients presented semen alterations; those with more severe abnormalities (group 2) had lower testicular volumes and higher follicle-stimulating hormone levels.
- Intravenous cyclophosphamide (IV CYC) treatment was more frequent in the severe abnormality group, and 40% of SLE patients had antisperm antibodies.
Conclusions:
- Male SLE patients frequently experience sperm abnormalities and decreased testicular volume.
- Postpubertal treatment with intravenous cyclophosphamide (IV CYC) is identified as a significant cause of potentially permanent testicular damage.
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