Is is okay to offer SBRT for central lung tumors in direct contact with the esophagus?   

My short answer is: probably not, if you are considering standard regimens like 10Gy x 5. The risk of fistula appears to be significant if you expose the esophagus to full prescription dose. My group described two patients receiving lung SBRT who developed significant esophageal complications (fistu...

I appreciate @Abraham J. Wu's thoughtful response. In response to the question and based on our own data published by my Cleveland Clinic colleague @Kevin Stephans [Esophageal dose tolerance to hypofractionated stereotactic body radiation therapy: risk factors for late toxicity., Int J Radiat O...