Medical Dictionary

superior vena cava syndrome

noun

Medical Definition of SUPERIOR VENA CAVA SYNDROME

:  a condition characterized by elevated venous pressure of the upper extremities with accompanying distension of the affected veins and swelling of the face and neck and caused by blockage (as by a thrombus or an aneurysm) or compression (as by a tumor) of the superior vena cava

Browse

How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears