3 results
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... #Halo #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
a significant reserve ... In daily clinical ... In these cases comparison ... during a period of CHF ... #Clinical #Radiology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
- Allergies to medications ... disease b) CHF ... Change in clinical ... one post op Cardiology ... unless prior heart/lung