Use of Positron Emission Tomography to Detect Recurrence and Associations With Survival in Patients With Lung and Esophageal Cancers

Routine use of PET scans to follow up asymptomatic patients do not affect survival, according to this retrospective analysis of a cohort of 97,152 lung cancer and 4,446 esophageal cancer patients. They compared high and low level of use of PET centers, and found no differences in two-year survival.