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 ctchest diagnosis pulmonary clinical nodular comparison consolidation cystic nodularpattern patterns chestct chronic dcld desquamativeinterstitialpneumonia dip disease fibrosis ggo histiocytosis
Differential diagnosis on HRCT Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... pattern on a CXR ... #Differential # ... RadiologyAssistant
Nodular pattern 1. Hypersensitivity pneumonitis: ill defined centrilobular nodules. 2. Miliary TB: random nodules 3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... perilymphatic distribution ... Clinical #Radiology #HRCT ... #Comparison #Table ... #RadiologyAssistant
Algorithm for nodular pattern The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following: - Look
pattern The algorithm ... the nodules are diffuse ... Radiology #Pulmonary #HRCT ... MultipleNodules #Nodules #Differential ... #Algorithm #RadiologyAssistant
Perilymphatic distribution Perilymphatic nodules are most commonly seen in sarcoidosis. They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic distribution ... thickening in the reticular ... pattern. ... Radiology #Pulmonary #HRCT ... #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... consolidation - Diffuse ... Interstitial - Reticular ... Clinical #Radiology #CXR ... #RadiologyAssistant
Upper lung zone preference is seen in: - Inhaled particles: pneumoconiosis (silica or coal) - Smoking related diseases
bronchiolitis (RB-ILD ... Radiology #Pulmonary #HRCT ... #ChestCT #Differential ... #Table #Distribution ... #Upper #Lower #RadiologyAssistant
Chronic hypersensitivity pneumonitis The key findings in chronic hypersensitivity pneumonitis are: Mosaic pattern with areas of ground-glass atenuation
in a mid zone distribution ... The HRCT shows a ... and intralobular reticular ... Clinical #Radiology #CXR ... Chronic #Fibrosis #RadiologyAssistant
Differential diagnosis The table summarizes the most common diseases, that present with consolidation. Chronic diseases are indicated in
The table summarizes ... to look at the pattern ... of distribution ... Radiology #Pulmonary #CXR ... #Table #RadiologyAssistant
Reticular pattern 1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma. 2.
Reticular pattern ... incidental finding in HRCT ... and perihilar distribution ... #CTChest #Reticular ... #Table #RadiologyAssistant
On the left some diseases with a nodular pattern. 1. Hypersensitivity pneumonitis: ill defined centrilobular nodules. 2. Miliary
with a nodular pattern ... perilymphatic distribution ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
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