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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diagnosis radiology radiologyassistant hrct clinical cxr ild interstitial chest chestct ct cystic dcld disease distribution druginduced drugrelated fibrosis findings ggo
Upper lung zone preference is seen in: - Inhaled particles: pneumoconiosis (silica or coal) - Smoking related diseases
Upper lung zone ... bronchiolitis (RB-ILD ... HRCT #ChestCT #Differential ... #Table #Distribution ... #Upper #Lower #
Differential diagnosis on HRCT Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... low attenuation (table ... is interstitial lung ... Diagnosis #Radiology #Pulmonary
Miliary Pattern - Chest Radiology • Miliary opacities are scattered, small (1 -4 mm) nodules •
Miliary Pattern ... mm) nodules • Diffusely ... throughout the lungs ... #differential # ... diagnosis #pulmonary
Algorithm for nodular pattern The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following: - Look
pattern The algorithm ... the nodules are diffuse ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... MultipleNodules #Nodules #Differential
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. They represent fundamental responses of
listed in the table ... have specific patterns ... realise, that these patterns ... Diagnosis #Radiology #Pulmonary ... #CTChest #Idiopathic
Algorithm for Diagnosis of Diffuse Cystic Lung Disease (DCLD) Round, smooth cysts with normal lung parenchyma in
Algorithm for Diagnosis ... LCDD, SS Cyst pattern ... presentations - ILD ... Disease #DCLD #pulmonary ... #differential
Ground-glass opacity Ground-glass opacity (GGO) represents: - Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
or interstitial lung ... in ground glass pattern ... bronchiolitis, PCP. - Lower ... #CTChest #GGO # ... #GroundGlass #Differential
Pulmonary Renal Syndromes - OnePager Summary Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
capillaritis leading to diffuse ... hemorrhage (DAH) • Diffuse ... sparing of the lung ... • IF staining patterns ... Renal #Syndromes #differential
Septal thickening Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... cells results in a pattern ... with interstitial lung ... diagnosis (Table ... #HRCT #CTChest
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 ... an upper versus lower ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... Interpretation #Algorithm
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