Tumor necrosis factor
One of multiple proteins capable of inducing necrosis (death) of tumor cells that possess a wide range of proinflammatory actions. Abbreviated TNF. TNF is a multifunctional cytokine with effects on lipid metabolism, coagulation, insulin resistance, and the function of endothelial cells lining blood vessels. Drugs that block the action of TNF have been shown to be beneficial in reducing the inflammation in inflammatory diseases such as Crohn’s disease and rheumatoid arthritis.
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- Tumor registry
Recorded information about the status of patients with tumors. Although a registry was originally the place where information was collected (in registers), the word registry has also come to mean the collection itself. A tumor registry is organized so that the data can be analyzed. For example, analysis of data in a tumor registry maintained […]
- Trench fever
184-189, 1999). The organism (B. quintana) that causes trench fever also has been found responsible for a disease called bacillary angiomatosis in people infected with HIV and for infection of the heart and great vessels (endocarditis) with bloodstream infection. Trench fever is also called Wolhynia fever, shin bone fever, quintan fever, five-day fever, Meuse fever, […]
- Tremor
An abnormal, repetitive shaking movement of the body. Tremors have many causes and can be inherited, related to illnesses (such as thyroid disease), or caused by fever, hypothermia, drugs, or fear.
- Treatment, symptomatic
Therapy that eases the symptoms without addressing the basic cause of the disease. For example, symptomatic treatment of advanced lung cancer that has spread (metastasized) beyond the lung is designed to decrease the pain and other symptoms but not to eradicate the disease. Symptomatic treatment is also called palliative treatment.
- Tumor, malignant giant cell
A type of bone tumor characterized by massive destruction of bone near the end (epiphysis) of a long bone. The site most commonly struck by this tumor is the knee — the far end of the femur and the near end of the tibia. The tumor is often coated by new bony growth. It causes […]