Fig. 1From: Pulmonary perfusion imaging using MRI: clinical applicationArterial spin labeling (ASL) image in a healthy volunteer (sagittal orientation, right lung). The spatial resolution is 3.9 × 3.9 × 10 mm, which allows for visualisation of the major and minor fissure. On the other hand the signal-to-noise ratio is low, making an detailed evaluation difficultBack to article page