4 results
Cheerio Sign (Open Bronchus Sign) on Chest CT
 • Pulmonary nodule with a central lucency
 •
Cheerio Sign (Open ... on Chest CT • Pulmonary ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... , bronchogenic Ca ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
Diagnosis = clinical ... systemic sx + signs ... GCA can present ... required +/- prompt ophthalmology ... #Temporal #Signs
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
CT • Central GGO ... surrounded by a crescentic ... IFI, PJP, LG, GPA ... #diagnosis #radiology ... #clinical