Category: T

  • Tunga penetrans

    A small flea common in tropical regions. It infests humans, cats, dogs, rats, pigs, and other animals and produces a severe local inflammation frequently liable to secondary infection.  

  • Tumor necrosis factor receptor associated periodic syndrome

    A rare, dominantly inherited autoinflammatory disorder marked by bouts of abdominal pain, fever, myalgia and arthralgia, pleurisy, and conjunctivitis. It is caused by a mutation in a cell receptor for tumor necrosis factor.  

  • Tumor marker

    A substance whose presence in blood serves as a biochemical indicator for the possible presence of a malignancy. Examples of markers and the malignancies they may indicate are carcinoembryonic antigen for cancers of the colon, lung, breast, and ovary; beta subunit of chorionic gonadotropin for trophoblastic and testicular tumors; alpha-fetoprotein for testicular teratocarcinoma and primary…

  • Tumorlet

    A small benign growth (e.g., in the lungs or uterus), usually made of smooth muscle cells.  

  • Tumor burden

    The sum of cancer cells present in the body.  

  • Tumor angiogenesis factor

    A protein present in animal and human cancer tissue that in experimental studies appears to be essential to growth of the cancer. The substance is thought to act by stimulating the growth of new blood capillaries that supply the tumor with nutrients and remove waste products.  

  • Tumoraffin

    Having an affinity for tumor cells.  

  • Tumor ablation

    Destruction of tumor masses that cannot otherwise be treated by means of the application of chemicals, heat, or other forms of energy.  

  • Turban tumor

    Multiple cutaneous cylindromata that cover the scalp like a turban.  

  • Teratoid tumor

    Tumor of embryonic remains from all germinal layers.