A bronchoscopy is usually safe, but there are a few risks. If your oxygen levels drop during the procedure, the doctor may give you oxygen.
Afterward, you could get a fever or pneumonia. Or you might notice some bleeding. It’s rare, but a bronchoscopy can cause a collapsed lung. This is treatable, but you’ll have to stay in the hospital. Your doctor may order a chest X-ray after a bronchoscopy to check for any problems