tissue, blebs, nodules, regions, location, cysts, lymphatics, ecchymoses, bleb, focus, bullae, distribution, tissues, nodule, areas, region, space, hemorrhages, emphysema, fibrosis, edema, lines, lesions, lung, lesion, area, vessels, parenchyma, abscess, interstitium, opacities, line, plexus, layer, alveoli, haemorrhages, bulla, spaces, thickening, zone, honeycombing, cyst, predominance, abscesses, fat, mass, zones, cavity, micronodules, masses, locations, network, consolidation, collections, shadow, hemorrhage, foci, capillaries, lipoma, metastases, nodes, scarring, vesicles, granulomas, plaques, scars, tumor, tubercles, lucencies, pads, tubercle, sparing, petechiae, opacity, portions, layers, septa, formation, networks, veins, cavities, scar, necrosis, exposure, plane, effusion, collapse, hematoma, densities, involvement, granuloma, channels, fig