The volume doubling time (VDT) is an important volumetric parameter primarily used in lung cancer screening and follow-up by chest CT. VDT is defined as the time required for a growing nodule to double its volume.
The volume doubling time (VDT) is an important volumetric parameter primarily used in lung cancer screening and follow-up by chest CT. VDT is defined as the time required for a growing nodule to double its volume.