Glomus tumors (also called paragangliomas) are a rare, slow-growing, and usually benign type of skull base tumor that often develop near the inner ear. Without treatment, they can harm surrounding tissue, damage nerves, and cause other serious problems. Duke’s skull base tumor experts collaborate to diagnose your tumor and offer a range of the most effective and advanced therapies available. Our goal is to treat the tumor while minimizing any injury to the surrounding structures.