6 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #Sign #CT #Lung ... Pulmonary #diagnosis #radiology ... #clinical
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... CT • Central GGO ... #Sign #CT #Lung ... #clinical
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Anterior ischemic ... Clinical manifestations ... Temporal Doppler US : halo ... sign PET/CT: ... #Rheumatology #Ophthalmology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... lesions than the chest ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... Miliary #Pattern #Chest ... #Radiology #differential ... diagnosis #pulmonary #CXR ... #clinical #CT
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
On the left a chest ... findig on the chest ... the central dot sign ... #Clinical #Radiology ... #CXR #CTChest #