David Grimes, MD

Department of Medicine (Neurology), University of Ottawa Brain and Mind Institute and Ottawa Hospital Research Institute, Ottawa, Ontario, Canada

  • 1Article
  • 1.1KReads1
  • 2026Active
  • 20Collaborators
  • 1Citations2

1 Read counts for articles published before 2020 may include some non-human traffic.

2 Citation counts provided by Crossref.

About

David Grimes, MD is affiliated with Department of Medicine (Neurology), University of Ottawa Brain and Mind Institute and Ottawa Hospital Research Institute, Ottawa, Ontario, Canada. David Grimes has contributed 1 peer-reviewed article published across the Journal of Clinical Psychiatry and the Primary Care Companion for CNS Disorders in 2026. Their work focuses on Alzheimer Disease, Cognition, and Geriatric.

Publications

JCP
Neuropsychiatric Symptom Clusters and Brain Structure in Alzheimer’s Disease
Original Research

Neuropsychiatric Symptom Clusters and Brain Structure in Alzheimer’s Disease

March 16, 2026

Neuropsychiatric symptoms in Alzheimer’s disease separate into hyperactivity, psychosis, neurovegetative, and affective clusters, supporting a cluster-based paradigm linking behavioral symptoms with brain structure and functional decline.
, , , et al

Physicians Postgraduate Press, Inc. (PPP) makes no warranties about the accuracy or completeness of any information published in The Journal of Clinical Psychiatry or other PPP materials, and disclaims liability for any use or non-use of that information. Clinicians should not rely solely on these materials and should exercise their own professional judgment when making patient care decisions on an individualized basis.

Learn More About Ketamine and Psychedelics

Listen to the Podcast
The Journal of Clinical Psychiatry podcast cover with Benjamin Brody, MD

Subscribe to read
more articles

Subscribe