honeycomb pattern

honeycomb pattern

A reticulated or net-like pattern with relative periodicity in a 2-D plane Bone radiology An HP is seen in a plain skull film as patchy new bone fills in underlying osteoporosis circumscripta is typical of Paget's disease of bone Pulmonology Accented interstitial markings A term for the coarsened pulmonary parenchyma seen on a plain chest film, in which there is partial alveolar wall destruction, incomplete replacement, and alveolar thickening by interstial fibrosis–in contrast, emphysema demonstrates alveolar wall attenuation, a pattern typical of advanced interstitial pneumonia Diff Dx AdenoCA, asbestosis, berylliosis, chronic allergic alveolitis, chronic granulomatous infections, chronic interstitial pulmonary edema, collagen vascular disease–SLE, progressive systemic sclerosis, diffuse alveolar damage–in the organization phase, eosinophilic granuloma, hemosiderosis, interstitial fibrosis, interstitial pneumonia–linked to drugs, Langerhans' cell histiocytosis, lymphangiomatosis, lymphocytic interstitial pneumonia, pneumoconiosis, radiation, recurrent aspiration pneumonia, rheumatoid arthritis, end-stage sarcoidosis, scleroderma, tuberous sclerosis. Cf Chicken wire pattern.