Patients with large bullae (large empty air sacs in the lung) may benefit from bullectomy (surgery to resect these bullae), however this is a major surgery with significant potential morbidity and long hospital stays. Many patients are not well enough to have this surgery, or may not wish to have it. A less invasive means of attempting to shrink the size of the bullae is to directly inject the patients' own blood into the bullae (we believe that this can lead to an inflammatory reaction leading to gradual scarring and volume loss). This can be performed bronchoscopically in a 20-30 minute procedure using conscious sedation (avoiding general anaesthesia). The aim of this study is to assess the effects on lung function, quality of life measures, functional measures and CT measured lung volumes of bronchoscopic intrabullous blood instillation in patients with bullous emphysema.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
30
Kings Mill Hospital, Sherwood Forest Hospitals NHS Trust
Mansfield, Nottinghamshire,, United Kingdom
RECRUITINGThe Royal Brompton and Harefield NHS Trust
London, United Kingdom
RECRUITINGChelsea and Westminster Hospital NHS Foundation trust
London, United Kingdom
RECRUITINGChange in the Residual Volume (RV) following treatment
Time frame: 6 months
Change in TLC 6 months following treatment
Time frame: 6 months
Change in RV/TLC ratio 6 months following treatment
Time frame: 6 months
Changes in FEV1 and FVC 6 months following treatment
Time frame: 6 months
Change in the intrathoracic gas volume 6 months following treatment
Time frame: 6 months
Change in DLCOc 6 months following treatment
Time frame: 6 months
Change in the SGRQ score 6 months following treatment
Time frame: 6 months
Change in the mMRC score 6 months following treatment
Time frame: 6 months
Change in the 6MWD 6 months following treatment
Time frame: 6 months
Change in CT measured lung volumes 6 months following treatment
Time frame: 6 months
Adverse events
Time frame: 6 monhts
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