What is a tumor? A tumor, or neoplasm, is a mass of abnormal cells that form in your body. Tumors can affect tissues, glands, organs, skin and bone. They can be big or small. You can …

Mar 31, 2025 · When a neoplasm forms into an abnormal growth, mass, or lesion, it’s called a tumor. Unlike cysts, tumors are usually solid and firm because they are filled with clumps of …

Jun 10, 2025 · A neoplasm, or tumor, is an abnormal growth of tissue that can be benign or cancerous. Medical oncologist Matthew Wright, M.D., shares what you should know about …

The term neoplasm is a synonym of tumor. Neoplasia denotes the process of the formation of neoplasms/tumors, and the process is referred to as a neoplastic process.

Nov 21, 2025 · In men the most frequently affected sites are the prostate, the lung, and the colon. Each tumor site and type presents its own specific set of clinical manifestations. However, …

tumor (TOO-mer) 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 …

Jul 15, 2024 · A tumor is an abnormal growth of body tissue. Tumors can be cancerous (malignant) or noncancerous (benign).

Jun 9, 2024 · What many people don't realize is that being diagnosed with a tumor and being diagnosed with cancer aren't necessarily the same thing.

Nov 16, 2023 · A tumor is an abnormal mass of tissue that may be benign, premalignant, or cancerous. Find out more about the types of tumor here.

Jul 29, 2024 · A tumor is a cluster of abnormally growing cells that may or may not be cancerous. This article overviews the types, how they look, and diagnosis.