An invasive disease is one that spreads to surrounding tissues. An invasive procedure is one in which the body is "invaded", or entered by a needle, tube, device, or scope.
Stedman's Online Medical Dictionary. www.stedmansonline.com/content.aspx?id=mlrI1400023901&termtype=t. Accessed May 13, 2017.
Reviewed By: Linda J. Vorvick, MD, Clinical Associate Professor, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.