1. Meningitis  (Trust Mark: Doctor-Reviewed)
Meningitis is swelling and irritation(inflammation) of the membranes covering the brain and spinal cord. This inflammation causes changes in the cerebrospinal fluid(CSF) that surrounds the brain and spinal cord.The most common causes of meningitis...• Reviewer: David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine; and Jatin M. Vyas, PhD, MD, Instructor in Medicine, Harvard Medical School, Assistant in Medicine, Division of Infectious Disease, Massachusetts General Hospital. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

2. Meningitis  (Trust Mark: Doctor-Reviewed)
Meningitis is a serious inflammation of the meninges, the membranes(lining) that surround the brain and spinal cord. It can be of bacterial, viral, or fungal origin.Meningitis is usually the result of a viral or bacterial infection. • Author: Monique Laberge Ph.D.