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

1) Is visual loss caused
Definition: acute ... Clinical manifestations ... Doppler US : halo sign ... PET/CT: aortitis ... Ophthalmology #Diagnosis #Algorithm