Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief 🇵🇭 🇺🇸 - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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radiology radiologyassistant clinical cystic diagnosis interstitial langerhanscellhistiocytosis lowattenuation pulmonary histiocytosis langerhans septalthickening
Differential diagnosis on HRCT Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... four patterns: ... low attenuation (table ... common pattern ... pattern on a CXR
Cystic versus Reticular It can be difficult to determine whether we are dealing with a reticular pattern
pattern or a cystic ... pattern. ... pattern. ... of such cases a HRCT ... #CTChest #Cystic
Low Attenuation pattern 1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... LCH: multiple round ... Clinical #Radiology #HRCT ... #Cystic #Pattern ... #Comparison #Table
Low Attenuation pattern (2) 1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... histiocytosis (LCH ... Clinical #Radiology #HRCT ... #Cystic #Pattern ... #Comparison #Table
Reticular pattern 1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma. 2.
Reticular pattern ... incidental finding in HRCT ... #CTChest #Reticular ... #Pattern #Comparison ... #Table #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis. The
film is a reticular ... patern and that's ... recognized that this pattern ... Clinical #Radiology #CXR ... #CTChest #LCH #
Septal thickening Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
cells results in a pattern ... of reticular opacities ... diagnosis (Table ... Radiology #Pulmonary #HRCT ... #CTChest #Reticular
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