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 clinical pulmonary cxr differential hrct interstitial comparison nodular consolidation groundglass hypersensitivitypneumonitis pneumonitis reticular centrilobular cystic diffuse distribution
Nodular pattern 1. Hypersensitivity pneumonitis: ill defined centrilobular nodules. 2. Miliary TB: random nodules 3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... pneumonitis: ill ... CTChest #Nodular #Pattern ... #Comparison #Table ... #RadiologyAssistant
Differential diagnosis on HRCT Most of our knowledge about imaging findings in interstitial lung disease comes from
in interstitial lung ... there are four patterns ... low attenuation (table ... seen and in many cases ... #Differential #RadiologyAssistant
On the left some diseases with a nodular pattern. 1. Hypersensitivity pneumonitis: ill defined centrilobular nodules. 2. Miliary
with a nodular pattern ... Hypersensitivity ... CTChest #Nodular #Pattern ... Differential #Comparison #Table ... #RadiologyAssistant
Upper lung zone preference is seen in: - Inhaled particles: pneumoconiosis (silica or coal) - Smoking related diseases
Upper lung zone ... bronchiolitis (RB-ILD ... histiocytosis - Hypersensitivity ... #Differential #Table ... #Upper #Lower #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. They represent fundamental responses of
indicates unknown cause ... listed in the table ... have specific patterns ... realise, that these patterns ... #Findings #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... consolidation - Multifocal ill-defined ... Nodule - Multiple Masses ... Consolidation #Patterns ... #RadiologyAssistant
Subacute hypersensitivity pneumonitis The key findings in the subacute hypersensitivity pneumonitis are: ill-defined centrilobular nodules of ground-glass opacity
opacity (80% of cases ... ) or mosaic pattern ... opacity due to lung ... There are ill-defined ... Centrilobular #RadiologyAssistant
Whenever you see an area of increased density within the lung, it must be the result
density within the lung ... of these four patterns ... or multifocal ill-defined ... Consolidation #Patterns ... #RadiologyAssistant
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm Idiopathic Interstitial Pneumonia • (UIP) Usual Interstitial Pneumonia
Causes of Interstitial ... Differential Diagnosis Algorithm ... #Diseases #ILD ... #Causes #Differential ... #Diagnosis #Algorithm
Here another case of hypersensitivity pneumonitis. There is a mosaic pattern. Some secundary lobules demonstrate ground-glass opacity due
Here another case ... of hypersensitivity ... There is a mosaic pattern ... opacity due to lung ... #GroundGlass #RadiologyAssistant
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