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 differential ild interstitial nodules reticular clinical comparison cteph cxr findings fleischner followup hypertension idiopathic idiopathicinterstitialpneumonia interpretation multiplenodules
Differential diagnosis on HRCT Most of our knowledge about imaging findings in interstitial lung disease comes from
four patterns: ... low attenuation (table ... the most common pattern ... The cystic pattern ... Diagnosis #Radiology #Pulmonary
Algorithm for nodular pattern The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following: - Look
pattern The algorithm ... are visible, the pattern ... the nodules are diffuse ... #HRCT #CTChest ... NodularPattern #Nodular #Pattern
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. They represent fundamental responses of
listed in the table ... have specific patterns ... morphologic findings on HRCT ... realise, that these patterns ... #CTChest #Idiopathic
Reticular pattern 1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma. 2.
Reticular pattern ... Cardiogenic pulmonary ... #CTChest #Reticular ... #Pattern #Comparison ... #Table #RadiologyAssistant
Basic Interpretation A structured approach to interpretation of HRCT involves the following questions: What is the dominant HR-pattern: reticular nodular high
interpretation of HRCT ... the dominant HR-pattern ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... Interpretation #Algorithm
Pulmonary Renal Syndromes - OnePager Summary Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
capillaritis leading to diffuse ... hemorrhage (DAH) • Diffuse ... typically seen on chest ... • IF staining patterns ... differential #diagnosis #management
Septal thickening Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
cells results in a pattern ... differential diagnosis (Table ... in interstitial pulmonary ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest
Chronic Thromboembolic Pulmonary Hypertension (CTEPH) and Pulmonary Thromboendarterectomy Chronic Thromboembolic Pulmonary Hypertension Definition: mean pulmonary-artery pressure > 25mmHg
Thromboembolic Pulmonary ... not specific • Chest ... mosaic parenchymal pattern ... recurrent VTE • RCT ... Thromboendarterectomy #diagnosis #management
Fleischner Society recommendations for follow-up of nodules Previous chest radiographs should be reviewed to determine if the
lesion has been stable ... with a benign pattern ... #Management #Radiology ... #CTChest #Fleischner ... Society #Followup #Pulmonary
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