The term cancer or malignant neoplasm refers to a broad group of diseases involving rapid, uncontrolled cell growth. They invade and destroy healthy tissue (ICD10 codes: C00-C97).

This article deals with:

Lung cancer: malignant neoplasm of the trachea (branches) and lung (ICD10 codes: C33-C34).

Intestinal cancer: malignant neoplasms in the small intestine, colon, sigmoid colon and rectum (ICD10 codes: C17-C22).