Jugular veins:  The major veins on each side of the neck that drain blood from the head towards the heart.
Juvenile pilocytic astrocytoma:  A slow-growing brain tumor that develops—usually in children and adolescents—from cells called astrocytes.

Weill Cornell Medicine Brain & Spine Center 525 East 68 Street, Box 99 New York, NY 10065 Phone: 866-426-7787