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 hrct pulmonary cxr nodular cystic rheumatology antibody antinuclear consolidation cytoplasmic diffuse highattenuation interstitial lobar nodularpattern testing
Differential diagnosis on HRCT Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... there are four patterns ... (table). ... The cystic pattern ... RadiologyAssistant
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns Nuclear Patterns: • Homogeneous pattern: -
Cytoplasmic Patterns ... Nuclear Patterns ... : • Reticular/ ... SLE, SjS, CTD-ILD ... #differential #
Nodular pattern 1. Hypersensitivity pneumonitis: ill defined centrilobular nodules. 2. Miliary TB: random nodules 3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... next to pleura and ... CTChest #Nodular #Pattern ... #Comparison #Table ... #RadiologyAssistant
Low Attenuation pattern 1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... multiple round and ... LowAttenuation #Cystic #Pattern ... #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 ... CTChest #Nodular #Pattern ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
High Attenuation pattern (2) 1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... fibrosis perihilar and ... HighAttenuation #Pattern ... #Comparison #Table ... #RadiologyAssistant
High Attenuation pattern 1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity. 2. Sarcoid end-stage
High Attenuation pattern ... glass opacity and ... HighAttenuation #Pattern ... #Comparison #Table ... #RadiologyAssistant
Perilymphatic distribution Perilymphatic nodules are most commonly seen in sarcoidosis. They also occur in silicosis, coal-worker's pneumoconiosis and
the overlap in differential ... thickening in the reticular ... pattern. ... Perilymphatic #Nodular #Differential ... #RadiologyAssistant
Algorithm for nodular pattern The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following: - Look
pattern The algorithm ... are visible, the pattern ... NodularPattern #Nodular #Pattern ... MultipleNodules #Nodules #Differential ... #Algorithm #RadiologyAssistant
Whenever you see an area of increased density within the lung, it must be the result
of these four patterns ... or multifocal ill-defined ... fine or coarse reticular ... Consolidation #Patterns ... #RadiologyAssistant
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