Quick Answer: What word best describes a cancerous tumor?

A tumor can be benign (noncancerous) or malignant (cancerous, meaning it can spread to other parts of the body). Also called a nodule or mass.

What is in a cancerous tumor?

Within a tumor, cancer cells are surrounded by a variety of immune cells, fibroblasts, molecules, and blood vessels—what’s known as the tumor microenvironment. Cancer cells can change the microenvironment, which in turn can affect how cancer grows and spreads. Immune system cells can detect and attack cancer cells.

How would you describe the tumor?

An abnormal mass of tissue that forms when cells grow and divide more than they should or do not die when they should. Tumors may be benign (not cancer) or malignant (cancer). Benign tumors may grow large but do not spread into, or invade, nearby tissues or other parts of the body.

What is the medical term for tumor?

1 : an abnormal benign or malignant new growth of tissue that possesses no physiological function and arises from uncontrolled usually rapid cellular proliferation. — called also neoplasm.

How would you describe a malignant tumor?

Malignant tumors have cells that grow uncontrollably and spread locally and/or to distant sites. Malignant tumors are cancerous (ie, they invade other sites). They spread to distant sites via the bloodstream or the lymphatic system. This spread is called metastasis.

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What is a word for cancerous?

Malignant (muh-LIG-nunt): cancerous. Malignancy is another word for cancer. Metastasis (meh-TAS-tuh-sis): the spread of cancer from one part of the body to another.

What is the best definition for malignant?

Full Definition of malignant

1 : tending to produce death or deterioration malignant malaria especially : tending to infiltrate, metastasize, and terminate fatally a malignant tumor. 2a : evil in nature, influence, or effect : injurious a powerful and malignant influence.

Are Cancerous tumors well defined?

A round lump with a well-defined outline is, in most cases, benign. However, in 10 to 20% of all cases, a round and well-defined lump may correspond to a cancer.

How do you characterize a tumor?

tumour, also spelled tumor, also called neoplasm, a mass of abnormal tissue that arises without obvious cause from preexisting body cells, has no purposeful function, and is characterized by a tendency to independent and unrestrained growth.

Are tumors well defined?

If the cells of the tumor and the organization of the tumor’s tissue are close to those of normal cells and tissue, the tumor is called “well-differentiated .” These tumors tend to grow and spread at a slower rate than tumors that are “undifferentiated” or “poorly differentiated,” which have abnormal-looking cells and …

What suffix means tumor?

-oma. A suffix meaning “tumor” or “cancer,” as in carcinoma.

Which of the following is a synonym for tumor?

Neoplasm: An abnormal formation of tissue that grows at the expense of the healthy organism and competes with normal cells for nutrients. It refers to either benign or malignant growths. It is a synonym for tumor.

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What is another name for malignant tumor?

A malignant neoplasm (NEE-oh-plaz-um) is a cancerous tumor, an abnormal growth that can grow uncontrolled and spread to other parts of the body.

What are the characteristic of benign tumors?

A benign neoplasm looks a lot like the tissue with normal cells from which it originated, and has a slow growth rate. Benign neoplasms do not invade surrounding tissues and they do not metastasize.

What does known malignancy mean?

Listen to pronunciation. (muh-LIG-nun-see) A term for diseases in which abnormal cells divide without control and can invade nearby tissues. Malignant cells can also spread to other parts of the body through the blood and lymph systems.