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Georges Naasan

2 papers in the library · 1 citation · publishing 2025-2026

Papers

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KET-MCI: A Pilot Safety and Tolerability Study of Single Infusion Intravenous Ketamine for Older Adults with Depression and Mild Cognitive Impairment

American Journal of Geriatric Psychiatry February 24, 2026 Rachel Fremont, Amelia Karim, Tanya Peguero Estevez et al. 1 citation

OBJECTIVE: This open-label clinical trial primarily examined the safety and tolerability of ketamine treatment in patients with mild cognitive impairment and Major Depressive Disorder (MCI-D). Preliminary efficacy was also explored. METHODS: The trial was conducted between November 2023 and March 2025. Patients with MCI-D and moderate to severe symptom levels of depression received a single...

DOI: 10.1016/j.jagp.2026.02.005 (opens in new tab) Ketamine Tolerability Cognitive impairment Depression economics +5

Toward Localizing Psychosis in Pathologically Confirmed Neurodegenerative Disease

medRxiv February 7, 2025 Andrew G. Breithaupt, Georges Naasan, Suzanne M. Shdo et al. preprint

Abstract Psychosis is a common symptom in neurodegenerative diseases that contributes to significant patient and caregiver burden. While neuroimaging studies have implicated various brain regions in psychosis, findings have been inconsistent across different disease entities and psychosis subtypes. This study aimed to identify structural neuroanatomic changes associated with specific patterns...

DOI: 10.1101/2025.02.06.25321537 (opens in new tab) Full text (opens in new tab) Psychosis Pathology Genetic neurodegenerative diseases