HRCT DILD Lubljana 2009

HRCT in Diffuse Interstitial Lung DiseaseCystic Lung DiseaseHRCT in Diffuse Interstitial Lung DiseasePulmonary Langerhans histiocytosis• Honeycombing• Pulmonary Langerhans’ histiocytosis• Lymphangioleiomyomatosis• Lymphocytic interstitial pneumonia• Hypersensitivity pneumonitis• Nodules: smooth, irregular• Cysts: often bizarre shapes• Random or diffuse distribution• Upper and midle lung zones• Relative sparing of lung basesHRCT in Diffuse Interstitial Lung DiseasePulmonary Langerhans histiocytosisHRCT in Diffuse Interstitial Lung DiseaseLymphangioleiomyomatosis• Muscle proliferation• Along airways• Along lymphatics• Along blood vesselsHRCT in Diffuse Interstitial Lung DiseaseLymphangioleiomyomatosisJournal of Computer Assisted Tomography 2003; 27(4):475–478• Thin walled cysts• Diffuse• Parenchyma betweencysts typically normal5