Definition of Carcinoma In Situ

An early stage of a cancer may be described as carcinoma in situ. What is the definition of carcinoma in situ?

http://lungcancer.about.com/od/glossary/g/carcinsitu.htm

Source: About.com Lung Cancer - June 19, 2013 Category: Cancer & Oncology Authors: lungcancer.guide at about.com Tags: health Source Type: news