Prospective Randomized Double-Blind Controlled Trial of Intrapleural Fibrinolytic Therapy to Enhance Chemical Pleurodesis versus Standard of care Talc therapy in patients with recurrent pleural effusion.
This protocol describes a prospective, randomized, double-blind controlled trial comparing TSP alone to the combination of TSP with cathflo activase for achieving optimal results with pleurodesis for recurrent pleural effusion. Patients who sign informed consent will be randomly assigned to receive either TSP alone (talc, 5 gm in 50 ml NS) with placebo (50 ml NS) or TSP with cathflo activase (4 mg in 50 ml NS) through the chest pleural catheter. Follow-up lasts for three months. The primary outcome is achievement of a "Radiographically Satisfactory Pleurodesis" (RSP) by day three post-procedure, defined as chest tube drainage of less than 100cc over 24 hours and a chest x-ray showing similar or less pleural space opacification than on the day TSP was performed (baseline, day 0). Secondary outcomes include the proportion of patients who achieve RSP, time needed to achieve RSP, duration of chest tube drainage, length of hospital stay after initiation of TSP, proportion of patients requiring repeat TSP, change in serum hemoglobin during therapy, objective assessments of pain and dyspnea, and potential complications. This study will recruit 136 patients, with an interim analyses for efficacy after 50 patients, and aims to help develop the future standard for management of patients requiring pleurodesis for their symptomatic pleural effusion.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Enrollment
27
Cathflo Activase 4mg in 50ml normal saline given through chest pleural catheter
Talc, 5 gm in 50 ml Normal Saline given through chest pleural catheter
Memorial Healthcare System
Hollywood, Florida, United States
Chest X-ray Results on Day 3 After Pleurodesis
Evaluate whether the chest x-ray is better (+1), the same (0), or worse (-1) than it was on the day of pleurodesis
Time frame: 3-5 days
Pleural Drainage Volume (mL) After Pleurodesis
Total volume of drainage on days 1-3 after pleurodesis
Time frame: 3 days
Dyspnea on Day 3 After Pleurodesis
Borg dyspnea scale complete by patient on day 3 after pleurodesis, on a scale of 0 to 10, with 10 being worst.
Time frame: 3 days
Pain Score
Visual analog scale for self-reported level of pain at three days after pleurodesis, from 0 to 100 with 100 being worst pain.
Time frame: 3 days
Chest Tube Size
Size of the chest tube used for pleural fluid drainage and talc slurry pleurodesis
Time frame: day 1
Time to Chest Tube Removal
Number of days from pleurodesis to removal of the last chest tube
Time frame: Days from pleurodesis to chest tube removal
Length of Stay
Total duration of hospital stay from admission to discharge, including time before pleurodesis
Time frame: days
Radiographically Satisfactory Pleurodesis
Number (proportion) of patients who achieved daily chest tube drainage of less than 100 cc/24 hours, with the chest x-ray showing no evidence of accumulation of pleural fluid since pleurodesis.
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Time frame: days
Time to Achieve Radiographically Satisfactory Pleurodesis
Days from pleurodesis to the point at which pleurodesis is deemed successful and complete
Time frame: days
30 Day Mortality
Number of patients who died within 30 days of pleurodesis
Time frame: 30 days from pleurodesis