Tumour Definition

Understanding tumour definition requires examining multiple perspectives and considerations. Tumor (Neoplasm): Types, Symptoms & Treatment - Cleveland Clinic. Many people hear the word “tumor” and immediately think “ cancer.” But many neoplasms are benign (noncancerous). Your healthcare provider can explain what having a tumor means for your health (including how serious it is) based on the type. From another angle, the three main types of tumors are: In relation to this, neoplasm - Wikipedia.

In the British Commonwealth, the spelling tumour is commonly used, whereas in the U.S. the word is usually spelled tumor. In its medical sense, tumor has traditionally meant an abnormal swelling of the flesh. Tumour | Causes, Diagnosis & Treatment | Britannica. Tumour, 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. Tumors: Benign, premalignant, and malignant - Medical News Today.

There are three main types of tumor; benign, premalignant, and malignant. If someone has a malignant tumor, it is cancerous. Other types of tumor are not cancerous. This article discusses the... From another angle, tumor: Cancerous Types, Biomarkers, Gene Changes. All tumors are caused by abnormal, often excessive, cell growth.

A malignant neoplasm, or cancerous tumor, usually grows rapidly and can spread into other parts of the body, such as the lymphatic system, blood, or bone marrow. This is part of a process known as metastasis, and it’s what makes cancer so dangerous. Tumor: MedlinePlus Medical Encyclopedia. In general, tumors occur when cells divide and grow excessively in the body.

Similarly, 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. From another angle, definition of tumor - NCI Dictionary of Cancer Terms. Furthermore, 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.

Malignant tumors can spread into, or invade, nearby tissues. They can also spread to other parts of the body through the blood and lymph systems. Also called neoplasm.