A temporary change in taste perception. A simple manual self-examination of the testes. If the platelet count is too low, bleeding could occur. Tracheostomy A surgical opening through the trachea in the neck to provide an artifical airway. Tumor An abnormal overgrowth of cells.
Tumors can be either benign or malignant .
The use of high frequency sound waves to aid in diagnosis. V Venipuncture Puncturing a vein in order to obtain blood samples, to start an intravenous drip, or to give medication. Vesicant A medication or agent that may cause blistering. A tiny infectious agent that is smaller than bacteria. The common cold is caused by a virus, and the herpes simplex virus causes cold sores.