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Table 1 HRCT techniques used in this study

From: Visual and quantitative assessment of HRCT pulmonary changes in idiopathic interstitial pneumonia with PFT correlation

MachineToshiba Aquilion MSCT 64 channels
ScoutKv120
mA50
Holding breath
HRCT protocol
 Scan typeHelical
 Detector row64
 Helical thickness1.0 mm
 Pitch1.484
 Speed0.5
 Detector64×0.5
 Beam collimation32.0 mm
 Interval1.0 cm
 Gantry tilt0.0
 FOVDepends on the patient’s size
 Kv120–140
 mA120–160
 Total exposure4–10 s
 Inspiratory phaseHolding breath in full inspiration