Medical Glossary
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VATS (Video-Assisted Thoracoscopic Surgery) A surgical procedure performed inside the chest with the help of a camera. In VATS, several small incisions (cuts) are made in the chest. Doctors insert the flexible tube with the camera through one incision, and tools to work with through the others. The camera helps the doctors see inside the chest to operate.
VEGF (Vascular Endothelial Growth Factor) A growth factor known to have an important role in cancer development by accelerating invasion and metastasis. Tumors can exhibit a lot of VEGF activity. There are monoclonal antibodies that directly target VEGF to neutralize its effects.
Venipuncture A needle placed into the vein for the purpose of withdrawing blood for testing, or for giving medicine or IV fluids.
Vesicant A substance that is irritating to the veins. This can be a medication or some types of chemotherapy.
Virus An organism that can cause an infectious disease.