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 clinical diagnosis pulmonary nodular differential nodularpattern cystic lowattenuation distribution ild interpretation interstitial lung lungmets metastases multiplenodules nodules perilymphatic
Nodular pattern 1. Hypersensitivity pneumonitis: ill defined centrilobular nodules. 2. Miliary TB: random nodules 3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... Miliary TB: random ... Clinical #Radiology #HRCT ... #Comparison #Table ... #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
nodules shown on HRCT ... in the nodular pattern ... In most cases small ... Perilymphatic #Comparison ... #Diagram #RadiologyAssistant
Algorithm for nodular pattern The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following: - Look
pattern The algorithm ... and centrilobular ... distribution is likely centrilobular ... Radiology #Pulmonary #HRCT ... #RadiologyAssistant
Low Attenuation pattern (2) 1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... Centrilobular emphysema ... Clinical #Radiology #HRCT ... #Comparison #Table ... #RadiologyAssistant
Low Attenuation pattern 1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... Centrilobular emphysema ... Clinical #Radiology #HRCT ... #Comparison #Table ... #RadiologyAssistant
On the left some diseases with a nodular pattern. 1. Hypersensitivity pneumonitis: ill defined centrilobular nodules. 2. Miliary
with a nodular pattern ... Miliary TB: random ... CTChest #Nodular #Pattern ... #Differential #Comparison ... #Table #RadiologyAssistant
Differential diagnosis on HRCT Most of our knowledge about imaging findings in interstitial lung disease comes from
On HRCT there are ... low attenuation (table ... on a CXR. ... seen and in many cases ... #Differential #RadiologyAssistant
Basic Interpretation A structured approach to interpretation of HRCT involves the following questions: What is the dominant HR-pattern: reticular nodular high
the dominant HR-pattern ... secondary lobule (centrilobular ... perilymphatic or random ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
Metastases Metastases are the most common cause of multiple pulmonary masses. Usually they vary in size and are
HRCT will demonstrate ... the random distribution ... perilymphatic or centrilobular ... Clinical #Radiology #CXR ... Lung #Metastases #RadiologyAssistant
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