The objective of this study is to detect Bronchiolitis Obliterans Syndrome (BOS) in an early stage using the outcome parameters generated by Functional Respiratory Imaging (FRI). Robust and automated segmentation algorithms will be developed for these parameters, focusing on quantitative computed tomography (CT) image analyses to provide the physician a more sensitive diagnostics tool. The evolution of BOS over time will be monitored using non-rigid image registration methods.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
DIAGNOSTIC
Masking
NONE
Enrollment
8
a HRCT scan at Functional Residual Capacity (FRC) and Total Lung Capacity (TLC) will be taken on visit 1, visit 2, visit 3, visit 4 and visit 5. An Upper Airway (UA) scan will be taken on visit 1.
Columbia University Medical Center
New York, New York, United States
Hospital of the University of Pennsylvania
Gibson, Pennsylvania, United States
Airway Volume (iVaw)
Exploratory imaging endpoints: HRCT-scan will be taken at visit 1 - visit 5.
Time frame: 12 months
Airway Resistance (iRaw)
Exploratory imaging endpoints: HRCT-scan will be taken at visit 1 - visit 5.
Time frame: 12 months
Specific Airway Volume (siVaw)
Exploratory imaging endpoints: HRCT-scan will be taken at visit 1 - visit 5.
Time frame: 12 months
Specific Airway Resistance (siRaw)
Exploratory imaging endpoints: HRCT-scan will be taken at visit 1 - visit 5.
Time frame: 12 months
Lobe volumes (iVlobes)
Exploratory imaging endpoints: HRCT-scan will be taken at visit 1 - visit 5.
Time frame: 12 months
Air trapping
Exploratory imaging endpoints: HRCT-scan will be taken at visit 1 - visit 5.
Time frame: 12 months
Internal Lobar Airflow Distribution
Exploratory imaging endpoints: HRCT-scan will be taken at visit 1 - visit 5.
Time frame: 12 months
Low Attenuation or Emphysema Score
Exploratory imaging endpoints: HRCT-scan will be taken at visit 1 - visit 5.
Time frame: 12 months
Blood Vessel Density or Fibrosis Score
Exploratory imaging endpoints: HRCT-scan will be taken at visit 1 - visit 5.
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Time frame: 12 months
Airway Wall Thickness
Exploratory imaging endpoints: HRCT-scan will be taken at visit 1 - visit 5.
Time frame: 12 months