This study is a national multicenter retrospective study. Patients with unexplained pleural effusion who underwent thoracoscopic or video-assisted thoracoscopic biopsy for patients in recent 10 years were retrospectively collected from multiple centers to understand the proportion and final etiological composition of pleural effusion in China.
Age range
18 Years – 80 Years
Sex
ALL
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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
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The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.
The proportion of fibrinous pleurisy in Chinese population
Timeframe: December 31, 2024