1. Tumor  (Trust Mark: Doctor-Reviewed)
A tumor is an abnormal growth of body tissue. Tumors can be cancerous (malignant) or non-cancerous (benign.• Reviewer: David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

2. Tumor Removal  (Trust Mark: Doctor-Reviewed)
A tumor is an abnormal growth caused by the uncontrolled division of cells. Benign tumors do not have the potential to spread to other parts of the body (a process called metastasis) and are curable by surgical removal. Malignant or cancerous tumo...• Author: J. Ricker Polsdorfer MD, Stephanie Dionne Sherk