In some people, Lyme disease may present in a later stage without a history of prior signs or symptoms. *This rash is called an erythema migrans rash. It's the most commonly reported sign of Lyme ...

Symptoms depend on the location of the tumor. These tumors require a combination of treatments. Glioblastoma multiforme (Grade 4): This is the most malignant type of astrocytoma. It grows rapidly, and ...