6 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... circumferential GGO ... .2016.12.033 #Halo #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
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
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
or interstitial lung ... bronchiolitis, PCP ... bronchiolitis #Diagnosis ... #Radiology #Pulmonary ... #CTChest #GGO #
Incidental Finding of Oleothorax - A chest radiograph showed a dense opacity in the upper area
Oleothorax - A chest ... treatment for pulmonary ... ago, that involved ... #Clinical #PCC # ... Radiology #CXR #
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
murmur 3/6) - Pulmonary ... one post op Cardiology ... X-ray: • Not ... unless prior heart/lung ... stratification #diagnosis
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
(@MarkRamzyDO, EM ... Vital signs: BP ... wall, a chest x-ray ... #Radiology #CTChest ... #Lung #Pulmonary