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Observational studies on malignant pleural effusions

Observational study of cancer patients who underwent body fluid testing, including thoracentesis - Observational study of cancer patients who underwent body fluid testing, including thoracentesis

Status
Recruiting
Phases
Unknown
Study type
Unknown
Source
JPRN
Registry ID
JPRN-UMIN000059886
Enrollment
Unknown
Registered
2025-11-26
Start date
2023-10-31
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Malignant tumors including lung cancer

Interventions

None listed

Sponsors

Keio University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients with a pathologically confirmed diagnosis of malignant neoplasm. Patients with active malignant disease who underwent collection of body cavity effusion (e.g., therapeutic drainage or diagnostic aspiration) due to suspected malignant pleuritis, peritonitis, or pericarditis. Patients who have been seen in the Department of Respiratory Medicine or the Department of Thoracic Surgery.

Exclusion criteria

Exclusion criteria: Patients deemed inappropriate for participation in this study by the principal investigator or a co-investigator. Patients who have requested not to participate in this study.

Design outcomes

Primary

MeasureTime frame
Positivity rate of cytological examination of aspirated effusion—

Countries

Japan

Contacts

Public ContactAkihiko Ogata

Keio University Department of Respiratory Medicine

ogatank606@gmail.com0333531211

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026