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 ... CT • Central GGO ... #CT #Lung #Pulmonary ... #diagnosis #radiology
There are about a dozen x-ray findings, but two of them are especially important: Loss of
aortic knob/aortic-pulmonary ... is considered a positive ... Clinical #Diagnosis #Radiology ... #CXR #ChestXRay ... Aortic #Dissection #CalciumSign
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Pertinent positives ... Vital signs: BP ... Due to their short ... #Radiology #CTChest ... #Lung #Pulmonary