2 results
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... on Chest CT • ... #Crescent #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Assess functional ... indicated • EKG ... Obtain EKG if: ... change CV risk Chest ... unless prior heart/lung