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A case of progressive systemic sclerosis complicated by massive pleural effusion with elevated CA125
1Third Department of Internal Medicine, Kinki University School of Medicine, Osaka Japan.
Lupus
|July 6, 2000
Summary
Cancer antigen 125 (CA125) levels were elevated in a patient with progressive systemic sclerosis (PSS) and pleural effusion. CA125 may indicate serositis activity in collagen vascular diseases.
Area of Science:
- Rheumatology
- Oncology
- Pulmonology
Background:
- CA125 is a tumor marker often elevated in ovarian cancer and other malignancies.
- Collagen vascular diseases, such as progressive systemic sclerosis (PSS), can affect multiple organ systems.
Observation:
- A case study involving a patient with PSS presenting with massive pleural effusion.
- Elevated serum and pleural fluid levels of CA125 were observed in this patient.
Findings:
- The patient's serum CA125 levels decreased as the pleural effusion resolved.
- This suggests a correlation between CA125 levels and the activity of serositis in PSS.
Implications:
- CA125 may serve as a potential biomarker for monitoring serositis activity in PSS.
- Further research is warranted to explore the utility of CA125 in non-malignant conditions like PSS.