In a person with Alzheimer's disease, neurofibrillary tangles and plaques develop causing both structural and chemical problems in the brain. Alzheimer's disease appears to disconnect areas of the brain that normally work together.
Luc Dupont Jasmin, MD, PhD, FRCS (C), FACS, Department Neurosurgery at Cedars-Sinai Medical Center, Los Angeles, CA. Department of Surgery Ashland Community Hospital, Ashland, OR. Department of Anatomy at UCSF, San Francisco, CA. Review provided by VeriMed HealthCare Network.