Abnormal lung morphology Architectural distortion of the lung 2020-05-14T08:25:30Z Architectural distortion is characterized by abnormal displacement of bronchi, vessels, fissures, or septa caused by diffuse or localized lung disease, particularly interstitial fibrosis. This is visible in lung biopsy and CT scans in a distorted appearance and is usually associated with pulmonary fibrosis and accompanied by volume loss.