âº the members of a person's family who are directly related to that person and who lived a long time before him or her: She's very proud of her ancient royal lineage. Thesaurus: synonyms and related words. Family: ancestors & descendants. ancestor. ancestry. be in the/sb's blood idiom. blood.
The major types of cancer are carcinoma, sarcoma, melanoma, lymphoma, and leukemia. Carcinomas -- the most commonly diagnosed cancers -- originate in the skin, lungs, breasts, pancreas, and other organs and glands.Lymphomas are cancers of lymphocytes. Leukemia is cancer of the blood.iagnosis and Treatment. Prevention. Benign, or noncancerous, tumors -- such as freckles and moles -- stop growing, do not spread to other parts of the body, and do not create new tumors. Malignant, or cancerous, tumors crowd out healthy cells, interfere with body functions, and draw nutrients from body tissues.
Types of breast cancer. This section tells you about the different types of breast cancer. First, there is information about two very early types called ductal carcinoma in situ (DCIS) and lobular carcinoma in situ (LCIS).The other pages in this section are about particular types of invasive breast cancer.There is also a page about breast cancer in men. You can choose from the following menu. 1  DCIS-ductal carcinoma in situ. 2  LCIS-lobular carcinoma in situ. 3  Invasive breast cancer (NST).4  Invasive lobular breast cancer. 5  Inflammatory breast cancer.he other pages in this section are about particular types of invasive breast cancer. There is also a page about breast cancer in men. You can choose from the following menu. 1  DCIS-ductal carcinoma in situ. 2  LCIS-lobular carcinoma in situ. 3  Invasive breast cancer (NST). 4  Invasive lobular breast cancer.