Dr. Priyanka Teckchandani @DrTeck
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GrepMed Pulmonary and Critical Care Editor - Academic Hospitalist UC Davis Medical Center Internal Medicine, Pulmonary and Critical Care Medicine Fellow UC Irvine ‘22
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Diagnostic algorithm for idiopathic pulmonary fibrosis, in part adapted from the ATS/ERS consensus statement. HRCT =
Diagnostic algorithm ... computerised tomography; ILD ... #IPF #UIP #Algorithm
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... Tree-in-bud sign - CT ... sign #ChestCT #CT ... #differential #radiology
AATS lung cancer screening guidelines for solid nodules on low-dose computed tomography (LDCT). PET/CT, Positron emission
PET/CT, Positron ... PulmonaryNodules #Algorithm
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
Sign on Chest CT ... #Monod #Sign #CT ... Pulmonary #diagnosis #radiology
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Sign on Chest CT ... #Halo #Sign #CT ... Pulmonary #diagnosis #radiology
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Sign on Chest CT ... #Vessel #Sign #CT ... Pulmonary #diagnosis #radiology
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... HighRes #Chest #CT ... Diagnosis #pulmonary #radiology
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Sign on Chest CT ... edema, severe ILD ... Bronchogram #Sign #CT ... Pulmonary #diagnosis #radiology
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Sign on Chest CT ... bronchiectasis, CF, ILD ... #Track #Sign #CT ... Pulmonary #diagnosis #radiology
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
Attenuation on Chest CT ... seen on a chest CT ... #Attenuation #CT ... Pulmonary #diagnosis #radiology