Fig. 2.
Lung Deposition Images from a representative IPF subject. Anterior thorax γ-camera images of aerosol deposition using technetium-99m–labelled salbutamol particles of 1.5 μm, 6 μm mass median aerodynamic diameter (MMAD) using STAG or using a standard nebuliser. Red areas indicate regions of highest radioactivity and black of least radioactivity