Staff Profile
Dr Kirsty Olsen
Research Associate
Publications
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Articles
- Donaghy PC, Hasoon J, Hamilton CA, Ciafone J, Durcan R, Barnett N, Olsen K, Lawley S, Greenfinch G, Firbank M, Heslegrave A, Zetterberg H, Allan L, O'Brien JT, Taylor J-P, Thomas AJ. Plasma Biomarkers and Disease Prognosis in Mild Cognitive Impairment with Lewy Bodies. Movement Disorders 2025, Epub ahead of print.
- Firbank MJ, Donaghy PC, Allan LM, Barnett N, Barker SH, Ciafone J, Durcan R, Greenfinch G, Hamilton CA, Olsen K, Petrides G, Thomas AJ, O'Brien JT, Taylor JP. Changes in DTI-ALPS index and its associations with neuronal damage in Lewy body disease. Parkinsonism and Related Disorders 2025, 140, 108014.
- Matterson E, Wilson-Menzfeld G, Olsen K, Taylor J-P, Elder GJ. Understanding the nature and impact of cognitive fluctuations and sleep disturbances in dementia with Lewy bodies: A qualitative caregiver study. SAGE Open Medicine 2024, 12.
- Hamilton CA, Donaghy PC, Durcan R, Ciafone J, Olsen K, Roberts G, Firbank M, Allan LM, Taylor JP, O'Brien JT, Thomas AJ. Outcomes of Patients With Mild Cognitive Impairment With Lewy Bodies or Alzheimer Disease at 3 and 5 Years After Diagnosis. Neurology 2024, 103(2), e209499.
- Fernando R, Thomas A, Hamilton C, Durcan R, Barker S, Ciafone J, Barnett N, Olsen K, Firbank M, Roberts G, Lloyd J, Petrides G, Colloby S, Allan L, McKeith I, O'Brien J, Taylor JP, Donaghy PC. Identifying parkinsonism in mild cognitive impairment. Journal of the Neurological Sciences 2024, 458, 122941.
- Donaghy PC, Hamilton C, Durcan R, Lawley S, Barker S, Ciafone J, Barnett N, Olsen K, Firbank M, Roberts G, Lloyd J, Allan LM, Saha R, McKeith IG, O'Brien JT, Taylor J-P, Thomas AJ. Clinical symptoms in mild cognitive impairment with Lewy bodies: Frequency, time of onset, and discriminant ability. European Journal of Neurology 2023, 30(6), 1585-1593.
- daSilva Morgan K, Schumacher J, Collerton D, Colloby S, Elder GJ, Olsen K, ffytche DH, Taylor J-P. Transcranial Direct Current Stimulation in the Treatment of Visual Hallucinations in Charles Bonnet Syndrome: A Randomized Placebo-Controlled Crossover Trial. Ophthalmology 2022, 129(12), 1368-1379.
- Donaghy PC, Firbank M, Petrides G, Lloyd J, Barnett N, Olsen K, Heslegrave A, Zetterberg H, Thomas AJ, O'Brien JT. The relationship between plasma biomarkers and amyloid PET in dementia with Lewy bodies. Parkinsonism and Related Disorders 2022, 101, 111-116.
- Firbank MJ, daSilva Morgan K, Collerton D, Elder GJ, Parikh J, Olsen K, Schumacher J, ffytche D, Taylor JP. Investigation of structural brain changes in Charles Bonnet Syndrome. NeuroImage: Clinical 2022, 35, 103041.
- Hamilton CA, Matthews FE, Donaghy PC, Taylor JP, O'Brien JT, Barnett NA, Olsen K, Durcan R, Roberts G, Ciafone J, Barker S, Firbank MJ, McKeith IG, Thomas AJ. Progression to dementia in mild cognitive impairment with Lewy bodies or Alzheimer’s disease. Neurology 2021, 96(22), e2685-e2693.
- Hamilton CA, Matthews FE, Donaghy PC, Taylor JP, O'Brien JT, Barnett N, Olsen K, Lloyd J, Petrides G, McKeith IG, Thomas AJ. Cognitive decline in mild cognitive impairment with Lewy bodies or Alzheimer’s disease: a prospective cohort study. American Journal of Geriatric Psychiatry 2021, 29(3), 272-284.
- Roberts G, Donaghy PC, Lloyd J, Durcan R, Petrides G, Colloby SJ, Lawley S, Ciafone J, Hamilton CA, Firbank M, Allan L, Barnett N, Barker S, Olsen K, Howe K, Ali T, Taylor JP, O'Brien J, Thomas AJ. Accuracy of dopaminergic imaging as a biomarker for mild cognitive impairment with Lewy bodies. The British Journal of Psychiatry 2021, 218(5), 276-282.
- Hamilton CA, Matthews FE, Donaghy PC, Taylor JP, O'Brien JT, Barnett N, Olsen K, McKeith IG, Thomas AJ. Prospective predictors of decline versus stability in mild cognitive impairment with Lewy bodies or Alzheimer’s disease. Psychological Medicine 2020, 51(15), 2590-2598.
- Thomas AJ, Hamilton CA, Donaghy PC, Martin-Ruiz C, Morris CM, Barnett N, Olsen K, Taylor JP, O'Brien JT. Prospective Longitudinal Evaluation of Cytokines in mild cognitive impairment due to AD and Lewy Body Disease. International Journal of Geriatric Psychiatry 2020, 35(10), 1250-1259.
- Durcan R, Donaghy PC, Barnett NA, Olsen K, Yarnall AJ, Taylor J-P, McKeith I, O'Brien JT, Thomas AJ. Prevalence and severity of symptoms suggestive of gastroparesis in prodromal dementia with Lewy bodies. International Journal of Geriatric Psychiatry 2020, 34(7), 990-998.
- Donaghy PC, Firbank M, Mitra D, Petrides G, Lloyd J, Barnett N, Olsen K, Thomas AJ, O'Brien JT. Microbleeds in dementia with Lewy bodies. Journal of Neurology 2020, 267, 1491-1498.
- Donaghy PC, Firbank M, Petrides G, Lloyd J, Barnett N, Olsen K, Thomas AJ, O'Brien JT. Diffusion imaging in dementia with Lewy bodies: Associations with amyloid burden, atrophy, vascular factors and clinical features. Parkinsonism and Related Disorders 2020, 78, 109-115.
- Donaghy PC, Firbank MJ, Thomas AJ, Lloyd J, Petrides G, Barnett N, Olsen K, O'Brien JT. Amyloid imaging and longitudinal clinical progression in dementia with Lewy bodies. American Journal of Geriatric Psychiatry 2020, 28(5), 573-577.
- King E, O'Brien JT, Donaghy P, Morris C, Barnett N, Olsen K, Martin-Ruiz C, Taylor JP, Thomas AJ. Peripheral inflammation in mild cognitive impairment with possible and probable Lewy body disease and Alzheimer’s disease. International Psychogeriatrics 2019, 31(4), 551-560.
- King E, O'Brien J, Donaghy P, Williams-Gray CH, Lawson RA, Morris CM, Barnett N, Olsen K, Martin-Ruiz C, Burn DJ, Yarnall AJ, Taylor JP, Duncan GW, Khoo TK, Thomas A. Inflammation in Mild Cognitive Impairment due to Parkinson’s disease, Lewy Body disease and Alzheimer’s disease. International Journal of Geriatric Psychiatry 2019, 34(8), 1244-1250.
- Thomas A, Donaghy P, Roberts G, Colloby SJ, Barnett NA, Petrides G, Lloyd J, Olsen K, Taylor J-P, McKeith I, O'Brien JT. Diagnostic Accuracy of Dopaminergic Imaging in Prodromal Dementia with Lewy Bodies. Psychological Medicine 2019, 49(3), 396-402.
- King E, O'Brien JT, Donaghy P, Morris C, Barnett N, Olsen K, Martin-Ruiz C, Taylor J-P, Thomas AJ. Peripheral inflammation in prodromal Alzheimer’s and Lewy body dementias. Journal of Neurology, Neurosurgery and Psychiatry 2018, 89(4), 339-345.
- Donaghy PC, Taylor JP, O'Brien JT, Barnett N, Olsen K, Colloby SJ, Lloyd J, Petrides G, McKeith IG, Thomas AJ. Neuropsychiatric symptoms and cognitive profile in mild cognitive impairment with Lewy bodies. Psychological Medicine 2018, 48(14), 2384-2390.
- Donaghy PC, Firbank MJ, Thomas AJ, Lloyd J, Petrides G, Barnett N, Olsen K, O'Brien JT. Clinical and imaging correlates of amyloid deposition in dementia with Lewy bodies. Movement Disorders 2018, 33(7), 1130-1138.
- Chee JN, Rapoport MJ, Molnar F, Herrmann N, O'Neill D, Marottoli R, Mitchell S, Tant M, Dow J, Ayotte D, Lanctôt KL, McFadden R, Taylor JP, Donaghy PC, Olsen K, Classen S, Elzohairy Y, Carr DB. Update on the Risk of Motor Vehicle Collision or Driving Impairment with Dementia: A Collaborative International Systematic Review and Meta-Analysis. American Journal of Geriatric Psychiatry 2017, 25(12), 1376-1390.
- Donaghy PC, Barnett N, Olsen K, Taylor J-P, McKeith IG, O'Brien JT, Thomas AJ. Symptoms associated with Lewy body disease in mild cognitive impairment. International Journal of Geriatric Psychiatry 2017, 32(11), 1163-1171.
- Bamford C, Olsen K, Davison C, Barnett N, Lloyd J, Williams D, Firbank M, Mason H, Donaldson C, O'Brien J. Is there a preference for PET or SPECT brain imaging in diagnosing dementia? The views of people with dementia, carers, and healthy controls. International Psychogeriatrics 2016, 28(1), 123-131.
- Firbank MJ, Lloyd JJ, Williams ED, Barber R, Colloby SJ, Barnett NA, Olsen K, Davison C, Donaldson C, Herholz K, O'Brien JT. An evidence based algorithm for the utility of FDG-PET for diagnosing Alzheimer’s disease according to presence of medial temporal lobe atrophy. British Journal of Psychiatry 2016, 208(5), 491-496.
- Olsen K, Howel D, Barber R, Ford GA, Gallagher P, McAllister-Williams RH, Nilsson J, O'Brien J, Parker J, Thomas A. Lessons from a pilot and feasibility randomised trial in depression (Blood pressure Rapid Intensive Lowering And Normal Treatment for Mood and cognition in persistent depression (BRILiANT mood study)). Pilot and Feasibility Studies 2015, 1(44).
- O'Brien JT, Firbank MJ, Davison C, Barnett N, Bamford C, Donaldson C, Olsen K, Herholz K, Williams D, Lloyd J. 18F-FDG PET and Perfusion SPECT in the Diagnosis of Alzheimer and Lewy Body Dementias. Journal of Nuclear Medicine 2014, 55(12), 1959-1965.
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Note
- Killen A, Olsen K, McKeith IG, Thomas AJ, O'Brien JT, Donaghy P, Taylor J-P. The challenges of COVID-19 for people with dementia with Lewy bodies and family caregivers. International Journal of Geriatric Psychiatry 2020, 35(12), 1431-1436.
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Reviews
- O'Brien J, Taylor JP, Ballard C, Barker RA, Bradley C, Burns A, Collerton D, Dave S, Dudley R, Francis P, Gibbons A, Harris K, Lawrence V, Leroi I, McKeith I, Michaelides M, Naik C, O'Callaghan C, Olsen K, Onofrj M, Pinto R, Russell G, Swann P, Thomas A, Urwyler P, Weil RS, Ffytche D. Visual hallucinations in neurological and ophthalmological disease: Pathophysiology and management. Journal of Neurology, Neurosurgery and Psychiatry 2020, 91(5), 512-519.
- Olsen K, Taylor JP, Thomas A. Mild cognitive impairment: safe to drive?. Maturitas 2014, 78(2), 82-85.