WARNING!
This is an older article that may not reflect Dr. Mercola’s current view on this topic. Use our search engine to find Dr. Mercola’s latest position on any health topic.
Evidence suggests that CT scans to measure lung tumors can be unreliable. This could potentially lead patients and doctors to believe the cancer is growing when it's not.
A new study found that changes of up to 10 percent can happen simply as a result of the inherent variability of CT imaging.