3 results
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... #Halo #Sign #CT ... #Lung #Pulmonary ... #clinical
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... a chest x-ray (CXR ... Pulmonary Contusion ... #Radiology #CTChest ... #Lung #Pulmonary
Cryptococcal meningitis on T2 MRI
30 M from sub-Saharan Africa presents w/ progressive Headache x1 mo, +neck
organism (soap bubble ... sign on mri) HIV-infected ... present in only half ... #Brain #clinical ... #radiology