2 results
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Sign) on Chest CT ... surrounded by a ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
murmur 3/6) - Pulmonary ... Medical history ... event, follow ACC algorithm ... Change in clinical ... unless prior heart/lung