Mesothelioma Glossary N

Click on the letters below for an explanation of the glossary terms for each letter.

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Needle biopsy - a biopsy is done to confirm a cancer diagnosis, identify the type of cancer and its stage. A needle biopsy draws a small piece of tissue from the tumor through a syringe.

Neoplasia - an abnormal state, characterized by the growth and development of benign or malignant tumors

Neoplasm - a general term that includes any new or abnormal growth, either benign or malignant

Node - literally a knot. A node is a collection of tissue. For example a lymph node, is a collection of lymphoid tissue. A nodule is a small node, a little collection of tissue.