4 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... circumferential GGO ... #Pulmonary #diagnosis ... #radiology #clinical
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Sign (Reverse-Halo ... CT • Central GGO ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
hematogenous spread of a disease ... #Radiology #differential ... #diagnosis #pulmonary ... #CXR #clinical ... #CT
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Clinical ... CT Lung Abscess ... • Vasculitis (e.g ... Lung #Abscess #pulmonary ... #differential #