Direct comparison of

Chronic obstructive pulmonary disease (COPD) is an irreversible lung disease characterized by small-airway obstruction and alveolar-airspace destruction. HyperpolarizedExplanted lungs from five COPD patients and two idiopathic pulmonary fibrosis (IPF) patients were imaged using MRI with hyperpolarizedThe mean ADC from COPD lung samples was 0.071 ± 0.011 cmDiffusion MRI of HP