HMB440H1 Lecture Notes - Lecture 1: Neurodegeneration, Dementia, Amnesia
Document Summary
Dementia is a term for disease and conditions that affect thinking/memory skills. Not necessarily a normal part of again (e. g. the difference between forgetting events occasionally and forgetting events more frequently) Some dementia like symptoms are reversible (not neurodegenerative: depression, delirium, infections, side effects from medications, or alcohol/drugs, thyroid problems, certain vitamin deficiencies, electrolyte imbalances etc. During normal aging everyone experiences slight cognitive changes during aging and its hard to differentiate between preclinical symptoms of dementia and normal aging. Amnestic mci: forgetful of important information that he or she would previously have recalled easily, such as recent events. Nonamnestic mci: impaired thinking skills such as making sound decisions, or sequence of steps needed to complete a complex task. Changes in behavior or personality including one of: decreased motivation, affective dysregulation (e. g. anxiety), impulse control, social inappropriateness, abnormal perception or though content.
