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 nmon-rigid image registration methods.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
DIAGNOSTIC
Masking
NONE
Enrollment
3
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.
Antwerp University Hospital
Edegem, Antwerp, Belgium
Airway Volume (iVaw) using FRI
Exploratory imaging endpoints: HRCT scan will be taken at visit 1- visit 5.
Time frame: 12 months
Airway Resistance (iRaw) using FRI
Exploratory imaging endpoints: HRCT scan will be taken at visit 1- visit 5.
Time frame: 12 months
Specific Airway Volume (siVaw) using FRI
Exploratory imaging endpoints: HRCT scan will be taken at visit 1- visit 5.
Time frame: 12 months
Specific Airway Resistance (siRaw) using FRI
Exploratory imaging endpoints: HRCT scan will be taken at visit 1- visit 5.
Time frame: 12 months
Lobe Volumes (iVlobes) using FRI
Exploratory imaging endpoints: HRCT scan will be taken at visit 1- visit 5.
Time frame: 12 months
Air Trapping using FRI
Exploratory imaging endpoints: HRCT scan will be taken at visit 1- visit 5.
Time frame: 12 months
Internal Lobar Airflow Distribution using FRI
Exploratory imaging endpoints: HRCT scan will be taken at visit 1- visit 5.
Time frame: 12 months
Low attenuation or Emphysema Score using FRI
Exploratory imaging endpoints: HRCT scan will be taken at visit 1- visit 5.
Time frame: 12 months
Blood Vessel Density or Fibrosis Score using FRI
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Exploratory imaging endpoints: HRCT scan will be taken at visit 1- visit 5.
Time frame: 12 months
Airway Wall Thickness using FRI
Exploratory imaging endpoints: HRCT scan will be taken at visit 1- visit 5.
Time frame: 12 months