6 results
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... CT • Central GGO ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Signet Ring Sign on Chest CT
 • Prominently dilated airway compared to its accompanying pulm vessel.
Signet Ring Sign ... • DDx: Bronchiectasis ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... Cylindrical or traction bronchiectasis ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
Polo Mint Sign on Chest CT
 • Partial filling defect in a blood vessel surrounded by
Polo Mint Sign on ... Chest CTPartial ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Nasal polyps and signs ... in the adjacent lung ... of the affected lung ... parenchyma Diagnosis ... high-resolution chest CT