The term “malignant” indicates that there is moderate to high probability that the tumor will spread beyond the site where it initially develops. These cells can spread by travel through the blood stream or by travel through lymph vessels.
Why are tumors called malignant?
Malignant tumors are cancerous. They develop when cells grow uncontrollably. If the cells continue to grow and spread, the disease can become life threatening.
What is a malignant Tumour called?
Listen. May also be called: Cancer; Malignant Tumor; Metastatic Tumor; Carcinoma. 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 is the definition malignant?
Listen to pronunciation. (muh-LIG-nunt) Cancerous. Malignant cells can invade and destroy nearby tissue and spread to other parts of the body.
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.
What does malignant mean in medical terms?
(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.
What is the main difference between malignant tumors and benign tumors?
Tumors can be benign (noncancerous) or malignant (cancerous). Benign tumors tend to grow slowly and do not spread. Malignant tumors can grow rapidly, invade and destroy nearby normal tissues, and spread throughout the body.
What is a tumor caused by?
In general, tumors occur when cells divide and grow excessively in the body. Normally, the body controls cell growth and division. New cells are created to replace older ones or to perform new functions. Cells that are damaged or no longer needed die to make room for healthy replacements.
What is in a tumor?
Tumors are made up of extra cells. Normally, cells grow and divide to form new cells as your body needs them. When cells grow old, they die, and new cells take their place.
Are benign tumors cancerous?
A growth that is not cancer. It does not invade nearby tissue or spread to other parts of the body.