Which drainage method hurts less? new trial aims to ease pain for lung fluid patients
NCT ID NCT03831386
First seen Jun 24, 2026 · Last updated Aug 11, 2026 · Updated 3 times
Summary
This study compares two ways of draining fluid from around the lungs in people with advanced cancer: one using suction (vacuum) and one using gravity. The goal is to see which method causes less chest pain during drainage. About 200 participants will be randomly assigned to one of the two methods, and their pain levels will be tracked over two weeks.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- indwelling pleural catheter (IPC) drainage system
- What this could lead to
- If this trial succeeds, it could identify a less painful way to drain fluid from around the lungs, improving daily comfort for people with advanced cancer.
- What could go wrong
- This is a relatively small, early-stage study focused on symptom relief, not a cure. The results may not apply to all patients, and the benefit might be modest.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 200 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jan 2019
- Expected to finish
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Dec 2026
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Clinical indications for placement of IPC for malignant pleural effusion a. Pleural effusion with symptomatic improvement in dyspnea after drainage of ipsilateral effusion * Clinically confident symptomatic malignant pleural effusion 1. Histocytological proof of pleural malignancy 2. Recurrent large pleural effusion in context of histologically proven cancer outside the pleural space * Plans for placement of IPC within ten days of enrollment * Age \> 17 years * Sufficient fluid on ultrasound to allow for safe insertion of IPC Exclusion Criteria: * Recent (less than 60 days) thoracic surgery or chest trauma causing chronic pain * Pregnant or lactating mothers * Previous ipsilateral chemical pleurodesis * Current contralateral indwelling pleural catheter * Known rib or thoracic skeletal metastasis causing pain * Concern for active pleural infection * Respiratory failure * Irreversible bleeding diathesis * Inability to provide care for indwelling tunneled pleural catheter * Significantly loculated pleural space precluding drainage of pleural space, for which IPC alone will likely not offer symptomatic benefit * Estimated life expectancy of \< 30 days (however, active enrollment in hospice program is not an exclusion criteria) * Inability to read/understand/write in the English language * Inability to follow-up for appointments/protocol * Subject has any clinical condition, diagnosis, or social circumstance that, in the opinion of the investigator would mean participation in the study would be contraindicated. * Enrollment in alternative pleural catheter trial that would preclude enrollment within this trial
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Johns Hopkins Hospital
Baltimore, Maryland, 21287, United States
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Medical University of South Carolina
Charleston, South Carolina, 29425, United States
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Northwest Community Healthcare
Arlington Heights, Illinois, 60005, United States
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Swedish Medical Center
Seattle, Washington, 98104, United States
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University of Oxford
Oxford, United Kingdom
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Vanderbilt University Medical Center
Nashville, Tennessee, 37232, United States
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Other studies related to the condition(s) this trial covers.
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