Corinne E. Fischer



Research Programs


Dr. Fischer is a staff psychiatrist with the Mental Health Service at St. Michael’s Hospital and director of Geriatric Psychiatry at St. Michael’s Hospital, Unity Health. She is an associate scientist and co-director of Neurodegenerative Research, Division of Neuroscience Research, at the Keenan Research Centre for Biomedical Science, the Li Ka Shing Knowledge Institute, St. Michael’s Hospital, Toronto, Canada. She has an academic appointment as Associate Professor at the University of Toronto in the Division of Geriatric Psychiatry and is a full member of the Institute of Medical Science where she supervises graduate students, research fellows, residents and medical students. She is an associate editor of the Journal of Alzheimer’s disease and immediate past academic co-chair of the Neuropsychiatric Symptom Professional Interest Area ISTAART in addition to being a member of several national/international organizations including CAGP, AAGP, IPA and ISTAART.  Dr. Fischer’s main clinical and research focus centres around neuropsychiatric symptoms in Alzheimer’s disease and their clinical, imaging and pathological correlates. She is a principal investigator for a number of peer-reviewed and industry sponsored grants, including a multi-centred study of photobiomodulation therapy in moderate to severe Alzheimer’s disease.

Recent Publications

  1. Choudhury, S, Ghodasara, S, Stiffel, M, Fischer, CE, Tang-Wai, DF, Smith, EE et al.. Informant-based tools for assessment and monitoring of cognition, behavior, and function in neurocognitive disorders: Systematic review and report from a CCCDTD5 Working Group. Int J Geriatr Psychiatry. 2022;37 (2):. doi: 10.1002/gps.5678. PubMed PMID:35043452 .
  2. Soffer, M, Melichercik, A, Herrmann, N, Bowie, CR, Fischer, CE, Flint, AJ et al.. Time setting errors in the Clock Drawing Test are associated with both semantic and executive deficits. Appl Neuropsychol Adult. 2022; :1-10. doi: 10.1080/23279095.2021.2023154. PubMed PMID:34994261 .
  3. Patterson, N, Isakov, M, Booth, T, Büster, L, Fischer, CE, Olalde, I et al.. Large-scale migration into Britain during the Middle to Late Bronze Age. Nature. 2021; :. doi: 10.1038/s41586-021-04287-4. PubMed PMID:34937049 .
  4. Fischer, CE, Churchill, N, Leggieri, M, Vuong, V, Tau, M, Fornazzari, LR et al.. Long-Known Music Exposure Effects on Brain Imaging and Cognition in Early-Stage Cognitive Decline: A Pilot Study. J Alzheimers Dis. 2021;84 (2):819-833. doi: 10.3233/JAD-210610. PubMed PMID:34602475 .
  5. Dilliott, AA, Abdelhady, A, Sunderland, KM, Farhan, SMK, Abrahao, A, Binns, MA et al.. Contribution of rare variant associations to neurodegenerative disease presentation. NPJ Genom Med. 2021;6 (1):80. doi: 10.1038/s41525-021-00243-3. PubMed PMID:34584092 PubMed Central PMC8478934.
  6. Brooks, H, Mirjalili, M, Wang, W, Kumar, S, Goodman, MS, Zomorrodi, R et al.. Assessing the Longitudinal Relationship between Theta-Gamma Coupling and Working Memory Performance in Older Adults. Cereb Cortex. 2021; :. doi: 10.1093/cercor/bhab295. PubMed PMID:34519333 .
  7. Fornazzari, L, Tan, YB, Haladyn, J, Bharatha, A, Barfett, J, Wilson-Sanchez, M et al.. The painter who changed her brain at the flick of a switch. Neurocase. 2021;27 (4):333-337. doi: 10.1080/13554794.2021.1954198. PubMed PMID:34436984 .
  8. Fornazzari, L, Fischer, CE. Biomarkers and Alzheimer's Disease: What Will the Future Bring for 'The Worried Well'?. Can J Neurol Sci. 2022;49 (1):5-6. doi: 10.1017/cjn.2021.126. PubMed PMID:34082853 .
  9. Dilliott, AA, Sunderland, KM, McLaughlin, PM, Roberts, AC, Evans, EC, Abrahao, A et al.. Association of apolipoprotein E variation with cognitive impairment across multiple neurodegenerative diagnoses. Neurobiol Aging. 2021;105 :378.e1-378.e9. doi: 10.1016/j.neurobiolaging.2021.04.011. PubMed PMID:34039480 .
  10. Weinstein, AM, Gujral, S, Butters, MA, Bowie, CR, Fischer, CE, Flint, AJ et al.. Diagnostic Precision in the Detection of Mild Cognitive Impairment: A Comparison of Two Approaches. Am J Geriatr Psychiatry. 2022;30 (1):54-64. doi: 10.1016/j.jagp.2021.04.004. PubMed PMID:34023224 PubMed Central PMC8720569.
Search PubMed

Affiliations & Other Activities

  • Director of Geriatric Psychiatry, Psychiatry, St. Michael’s Hospital
  • Director of Memory Disorders Clinic, Psychiatry, St. Michael’s Hospital
  • Director of the Geriatric Mental Health Outreach Program, Psychiatry, St. Michael’s Hospital
  • Associate Professor, Department of Psychiatry, University of Toronto
  • Associate Member, IMS