Christian Lachner

Dr. Christian Lachner is an Assistant Professor of Psychiatry and Neurology at Mayo Clinic in Florida, where he serves as a Consultant with the Departments of Neurology, Neurologic Surgery and Psychiatry. He is board-certified in Psychiatry, Geriatric Psychiatry, and Behavioral Neurology & Neuropsychiatry, with clinical expertise spanning neurocognitive disorders and neuropsychiatric symptoms.

Dr. Lachner's educational background includes:

• MD from Universidad de Costa Rica (1998)
• Transitional Internship at Universidad de Costa Rica (1997)
• Internship in Preliminary Internal Medicine at Mercy Catholic Medical Center (2000)
• Psychiatry residency at University of Maryland Medical Center (2003), where he served as Chief Resident
• Geriatric Psychiatry fellowship at University of Pittsburgh Medical Center (2004)

His research focuses on Alzheimer's disease & related dementias, neuropsychiatric disorders, and late life disorders. Dr. Lachner is particularly interested in brain health and resilience, neurodegenerative diseases, and brain-derived mechanisms leading to neuropsychiatric syndromes. His recent publication record shows a strong emphasis on biomarker research for Alzheimer's disease and related conditions, with numerous studies examining plasma and cerebrospinal fluid biomarkers, clinical diagnostic criteria, and the neuropathological features of dementia syndromes. The trend in his research demonstrates increasing focus on translating biomarker findings into clinical practice.

Dr. Lachner has received significant professional recognition including:

• ANPA Fellow, American Neuropsychiatric Association (2024)
• IMPACT AD - Alumni, Institute on Methods and Protocols for Advancement of Clinical Trials in ADRD (2023)
• Alzheimer's disease Research Center (ADRC) Research and Education Core (REC) Trainee, Mayo Clinic in Florida (2021)
• APA Fellow, American Psychiatric Association (2015)
• Chief Resident, University of Maryland Medical Center (2003)

As an active researcher, Dr. Lachner serves as both principal investigator and co-investigator on several studies related to Brain Health, Aging, and Alzheimer disease & related dementias. He is a certified member of the Institute on Methods and Protocols for Advancement of Clinical Trials in ADRD (IMPACT-AD), demonstrating his commitment to advancing clinical research methodology. In addition to his research activities, Dr. Lachner provides lectures and supervision to trainees and participates in national and international professional meetings, contributing to the education of future specialists in his field.