Research Profile

Sean O'Sullivan

BIOGRAPHY

Dr Sean S O’Sullivan, PhD, MRCPI, MB, BCh, BAO, BMedSci



Dr Sean O'Sullivan is a consultant neurologist at Cork University Hospital. He completed his undergraduate training in University College Cork, Ireland. He undertook a fellowship in movement disorders at the National Hospital for Neurology and Neurosurgery, London working with Professor Andrew Lees. During this time, Dr O'Sullivan obtained a PhD in Parkinson’s disease from University College London. He has published over 70 peer-reviewed papers, and is the author of three book chapters. His research in movement disorders and Parkinson’s disease has won awards from the Association of British Neurologists, and the World Movement Disorders Society. Clinical and research interests include Movement Disorders, Epilepsy, General Neurology. He is a co-founder of the Cork University Hospital and University College Cork Parkinson’s Disease Research Cluster (PDRC).



Research Interests

Dr O'Sullivan has published over 70 peer-reviewed papers, and is the author of three book chapters. His research in movement disorders and Parkinson’s disease has won awards from the Association of British Neurologists, and the World Movement Disorders Society. Clinical and research interests include Movement Disorders, Epilepsy, General Neurology. He is a co-founder of the Cork University Hospital and University College Cork Parkinson’s Disease Research Cluster (PDRC).

Publications

Book Chapters

 YearPublication
(2008)'“Chapter 12: Football and Movement Disorders”'
O’Sullivan SS. (2008) '“Chapter 12: Football and Movement Disorders”' In: “Letters for Andrew” ed. Ockelford and Butler. London: Virginia Keiley Publishing. [Details]
(2011)'Chapter 19: The Dopamine Dysregulation Syndrome'
O’Sullivan SS, Lees AJ (2011) 'Chapter 19: The Dopamine Dysregulation Syndrome' In: Olanow, Stocchi and Lang (eds). “The Non-Motor and Non-Dopaminergic Features of Parkinson’s Disease”. Oxford: Blackwell Publishing. [Details]

Peer Reviewed Journals

 YearPublication
(2005)'Insulinoma presenting as refractory late-onset epilepsy'
O'Sullivan SS, Redmond J (2005) 'Insulinoma presenting as refractory late-onset epilepsy' [DOI] [Details]
(2006)'The opinion of the general practitioner toward clinical management of patients with psychogenic nonepileptic seizures'
O'Sullivan, SS,Sweeney, BJ,McNamara, B (2006) 'The opinion of the general practitioner toward clinical management of patients with psychogenic nonepileptic seizures' [DOI] [Details]
(2006)'Panniculitis and lipoatrophy after subcutaneous injection of interferon beta-1b in a patient with multiple sclerosis'
O'Sullivan SS, Cronin EM, Sweeney BJ, Bourke JF, Fitzgibbon J (2006) 'Panniculitis and lipoatrophy after subcutaneous injection of interferon beta-1b in a patient with multiple sclerosis' [DOI] [Details]
(2006)'ALS in a patient with hereditary neuropathy with liability to pressure palsy'
O'Sullivan SS, McCarthy A, Mullins GM, McNamara B, Sweeney BJ (2006) 'ALS in a patient with hereditary neuropathy with liability to pressure palsy' [DOI] [Details]
(2006)'Late onset ophthalmoplegic migraine in a patient with previous childhood abdominal migraine'
O’Sullivan SS, O’Regan KN, Tormey P, Galvin RJ (2006) 'Late onset ophthalmoplegic migraine in a patient with previous childhood abdominal migraine' [Details]
(2006)'The opinion of the general practitioner toward clinical management of patients with psychogenic nonepileptic seizures'
O'Sullivan SS, Sweeney BJ, McNamara B (2006) 'The opinion of the general practitioner toward clinical management of patients with psychogenic nonepileptic seizures' [DOI] [Details]
(2006)'Panniculitis and lipoatrophy after subcutaneous injection of interferon beta 1b in a patient with multiple sclerosis'
O'Sullivan SS, Cronin EM, Sweeney BJ, Bourke JF, Fitzgibbon J (2006) 'Panniculitis and lipoatrophy after subcutaneous injection of interferon beta 1b in a patient with multiple sclerosis' [Details]
(2006)'Detection rates of sexual dysfunction amongst patients with multiple sclerosis in an outpatient setting--can this be improved?'
O'Sullivan SS, Hardiman O (2006) 'Detection rates of sexual dysfunction amongst patients with multiple sclerosis in an outpatient setting--can this be improved?' [Details]
(2006)'The role of the standard EEG in clinical psychiatry'
O'Sullivan, SS,Mullins, GM,Cassidy, EM,McNamara, B; (2006) 'The role of the standard EEG in clinical psychiatry' [DOI] [Details]
(2006)'The role of the standard EEG in clinical psychiatry'
O'Sullivan SS, Mullins GM, Cassidy EM, McNamara B (2006) 'The role of the standard EEG in clinical psychiatry' [DOI] [Details]
(2007)'A study of idiopathic generalised epilepsy in an Irish population'
Mullins GM, O'sullivan SS, Neligan A, McCarthy A, McNamara B, Galvin RJ, Sweeney BJ (2007) 'A study of idiopathic generalised epilepsy in an Irish population' [DOI] [Details]
(2007)'Clinical characteristics and outcome of patients diagnosed with psychogenic nonepileptic seizures: a 5-year review'
O'Sullivan SS, Spillane JE, McMahon EM, Sweeney BJ, Galvin RJ, McNamara B, Cassidy EM (2007) 'Clinical characteristics and outcome of patients diagnosed with psychogenic nonepileptic seizures: a 5-year review' [DOI] [Details]
(2007)'Non-traumatic brachial plexopathies, clinical, radiological and neurophysiological findings from a tertiary centre'
Mullins, GM,O'Sullivan, SS,Neligan, A,Daly, S,Galvin, RJ,Sweeney, BJ,McNamara, B (2007) 'Non-traumatic brachial plexopathies, clinical, radiological and neurophysiological findings from a tertiary centre' [DOI] [Details]
(2007)'Acquired generalised neuromyotonia, cutaneous lupus erythematosus and alopecia areata in a patient with myasthenia gravis'
O'Sullivan, SS,Mullins, GM,Neligan, A,McNamara, B,Galvin, RJ (2007) 'Acquired generalised neuromyotonia, cutaneous lupus erythematosus and alopecia areata in a patient with myasthenia gravis' [DOI] [Details]
(2007)'Punding in Parkinson's disease'
O'Sullivan SS, Evans AH, Lees AJ (2007) 'Punding in Parkinson's disease' [DOI] [Details]
(2007)'Pathological gambling in Parkinson's disease'
O'Sullivan SS, Lees AJ (2007) 'Pathological gambling in Parkinson's disease' [DOI] [Details]
(2007)'Aseptic meningitis: a 2-year review of diagnoses reached in a tertiary neurological and infectious disease centre'
O'Sullivan SS, O'Connell B, Redmond J (2007) 'Aseptic meningitis: a 2-year review of diagnoses reached in a tertiary neurological and infectious disease centre' [DOI] [Details]
(2007)'Pathological gambling in Parkinson's disease: risk factors and differences from dopamine dysregulation. An analysis of published case series'
Gallagher DA, O'Sullivan SS, Evans AH, Lees AJ, Schrag A (2007) 'Pathological gambling in Parkinson's disease: risk factors and differences from dopamine dysregulation. An analysis of published case series' [DOI] [Details]
(2007)'Pathological gambling in Parkinson's disease'
O'Sullivan SS, Lees AJ (2007) 'Pathological gambling in Parkinson's disease' [Details]
(2007)'Neurological sign: punding in Parkinson’s disease'
O’Sullivan SS, Evans AH, Lees AJ (2007) 'Neurological sign: punding in Parkinson’s disease' [Details]
(2007)'A study of idiopathic generalised epilepsy in an Irish population'
Mullins, GM,O'Sullivan, SS,Neligan, A,McCarthy, A,McNamara, B,Galvin, RJ,Sweeney, BJ (2007) 'A study of idiopathic generalised epilepsy in an Irish population' [DOI] [Details]
(2007)'Non-traumatic brachial plexopathies, clinical, radiological and neurophysiological findings from a tertiary centre'
Mullins GM, O'Sullivan SS, Neligan A, Daly S, Galvin RJ, Sweeney BJ, McNamara B (2007) 'Non-traumatic brachial plexopathies, clinical, radiological and neurophysiological findings from a tertiary centre' [DOI] [Details]
(2008)'Venous and Arterial Thrombo-Embolic Complications of Hormonal Treatment In A Male-To-Female Transgender Patient'
Mullins, GM, O'Sullivan, SS, Kinsella, J, McEnroy, D, Crimmins, D, Whyte, S, Sturm, JW; (2008) 'Venous and Arterial Thrombo-Embolic Complications of Hormonal Treatment In A Male-To-Female Transgender Patient' [DOI] [Details]
(2008)'Venous and arterial thrombo-embolic complications of hormonal treatment in a male-to-female transgender patient'
Mullins GM, O'Sullivan SS, Kinsella J, McEnroy D, Crimmins D, Whyte S, Sturm JW (2008) 'Venous and arterial thrombo-embolic complications of hormonal treatment in a male-to-female transgender patient' [DOI] [Details]
(2008)'Parkinson's disease with Onuf's nucleus involvement mimicking multiple system atrophy'
O'Sullivan SS, Holton JL, Massey LA, Williams DR, Revesz T, Lees AJ (2008) 'Parkinson's disease with Onuf's nucleus involvement mimicking multiple system atrophy' [DOI] [Details]
(2008)'Cortical alpha-synuclein load is associated with amyloid-beta plaque burden in a subset of Parkinson's disease patients'
Lashley T, Holton JL, Gray E, Kirkham K, O'Sullivan SS, Hilbig A, Wood NW, Lees AJ, Revesz T (2008) 'Cortical alpha-synuclein load is associated with amyloid-beta plaque burden in a subset of Parkinson's disease patients' [DOI] [Details]
(2008)'Aetiology and prognosis of encephalopathic patterns on electroencephalogram in a general hospital'
O'Sullivan SS, Neligan A, Mullins GM, Daly S, McNamara B, Galvin RJ, Sweeney BJ (2008) 'Aetiology and prognosis of encephalopathic patterns on electroencephalogram in a general hospital' [DOI] [Details]
(2008)'A role for myelography in assessing paraparesis'
Merwick A, O'Sullivan SS, O'Regan KN, Marks CJ, Ryders DQ, Sweeney BJ (2008) 'A role for myelography in assessing paraparesis' [Details]
(2008)'Nonmotor symptoms as presenting complaints in Parkinson's disease: a clinicopathological study'
O'Sullivan SS, Williams DR, Gallagher DA, Massey LA, Silveira-Moriyama L, Lees AJ (2008) 'Nonmotor symptoms as presenting complaints in Parkinson's disease: a clinicopathological study' [DOI] [Details]
(2008)'Parkinson's disease with Onuf's nucleus involvement mimicking multiple system atrophy'
O'Sullivan SS, Holton JL, Massey LA, Silveira-Moriyama L, Williams DR, Revesz T, Lees AJ (2008) 'Parkinson's disease with Onuf's nucleus involvement mimicking multiple system atrophy' [Details]
(2008)'Dopamine dysregulation syndrome, impulse control disorders and subthalamic nucleus deep brain stimulation: two cases and literature review'
O'Sullivan, S. S. and Gallagher, D. A. and Evans, A. H. and Tisch, S. and Limousin, P. and Lawrence, A. D. and Lees, A. J. (2008) 'Dopamine dysregulation syndrome, impulse control disorders and subthalamic nucleus deep brain stimulation: two cases and literature review' [Details]
(2008)'Normal dopamine transporter single photon-emission CT scan in corticobasal degeneration'
O'Sullivan SS, Burn DJ, Holton JL, Lees AJ (2008) 'Normal dopamine transporter single photon-emission CT scan in corticobasal degeneration' [DOI] [Details]
(2008)'Normal dopamine transporter single photon-emission CT scan in corticobasal degeneration'
O'Sullivan SS, Burn DJ, Holton JL, Lees AJ (2008) 'Normal dopamine transporter single photon-emission CT scan in corticobasal degeneration' [DOI] [Details]
(2008)'Clinical outcomes of progressive supranuclear palsy and multiple system atrophy'
O'Sullivan SS, Massey LA, Williams DR, Silveira-Moriyama L, Kempster PA, Holton JL, Revesz T, Lees AJ (2008) 'Clinical outcomes of progressive supranuclear palsy and multiple system atrophy' [DOI] [Details]
(2008)'Phenotype, genotype, and worldwide genetic penetrance of LRRK2-associated Parkinson's disease: a case-control study'
Healy DG, Falchi M, O'Sullivan SS, Bonifati V, Durr A, Bressman S, Brice A, Aasly J, Zabetian CP, Goldwurm S, Ferreira JJ, Tolosa E, Kay DM, Klein C, Williams DR, Marras C, Lang AE, Wszolek ZK, Berciano J, Schapira AH, Lynch T, Bhatia KP, Gasser T, Lees AJ, Wood NW (2008) 'Phenotype, genotype, and worldwide genetic penetrance of LRRK2-associated Parkinson's disease: a case-control study' [DOI] [Details]
(2008)'Aetiology and prognosis of encephalopathic patterns on electroencephalogram in a general hospital'
O'Sullivan, SS,Neligan, A,Mullins, GM,Daly, S,McNamara, B,Galvin, RJ,Sweeney, BJ; (2008) 'Aetiology and prognosis of encephalopathic patterns on electroencephalogram in a general hospital' [DOI] [Details]
(2008)'Aetiology and Prognosis of Encephalopathic Patterns On Electroencephalogram In A General Hospital'
O'Sullivan, SS, Neligan, A, Mullins, GM, Daly, S, McNamara, B, Galvin, RJ, Sweeney, BJ; (2008) 'Aetiology and Prognosis of Encephalopathic Patterns On Electroencephalogram In A General Hospital' [DOI] [Details]
(2009)'Parkinson's disease with Onuf's nucleus involvement mimicking multiple system atrophy'
O'Sullivan SS, Massey LA, Williams DR, Revesz T, Lees A, Holton J (2009) 'Parkinson's disease with Onuf's nucleus involvement mimicking multiple system atrophy' [DOI] [Details]
(2009)'Dopamine dysregulation syndrome, impulse control disorders and punding after deep brain stimulation surgery for Parkinson's disease'
Lim SY, O'Sullivan SS, Kotschet K, Gallagher DA, Lacey C, Lawrence AD, Lees AJ, O'Sullivan DJ, Peppard RF, Rodrigues JP, Schrag A, Silberstein P, Tisch S, Evans AH (2009) 'Dopamine dysregulation syndrome, impulse control disorders and punding after deep brain stimulation surgery for Parkinson's disease' [DOI] [Details]
(2009)'Glucocerebrosidase mutations in clinical and pathologically proven Parkinson's disease'
Neumann J, Bras J, Deas E, O'Sullivan SS, Parkkinen L, Lachmann RH, Li A, Holton J, Guerreiro R, Paudel R, Segarane B, Singleton A, Lees A, Hardy J, Houlden H, Revesz T, Wood NW (2009) 'Glucocerebrosidase mutations in clinical and pathologically proven Parkinson's disease' [DOI] [Details]
(2009)'Dopamine dysregulation syndrome: an overview of its epidemiology, mechanisms and management'
O'Sullivan SS, Evans AH, Lees AJ (2009) 'Dopamine dysregulation syndrome: an overview of its epidemiology, mechanisms and management' [Details]
(2009)'TAR DNA binding protein-43 (TDP-43) proteinopathy in association with progressive supranuclear palsy'
Massey, L. and Lashley, T. and O'Sullivan, S. and Phadke, R. and Moriyama, L. and Lees, A. J. and Holton, J. L. and Revesz, T. (2009) 'TAR DNA binding protein-43 (TDP-43) proteinopathy in association with progressive supranuclear palsy' [Details]
(2009)'Glucocerebrosidase mutations in clinical and pathologically proven Parkinson's disease'
Neumann, J. and Parkkinen, L. and Bras, J. and O'Sullivan, S. S. and Deas, E. and Lachmann, H. and Li, A. and Holton, L. and Guerreiro, R. and Paudel, R. and Segarane, B. and Singleton, A. and Lees, A. and Hardy, J. and Houlden, H. and Revesz, T. and Wood, N. W. (2009) 'Glucocerebrosidase mutations in clinical and pathologically proven Parkinson's disease' [Details]
(2009)'CLINICAL OUTCOMES OF PROGRESSIVE SUPRANUCLEAR PALSY AND MULTIPLE SYSTEM ATROPHY'
O'Sullivan, S. S. and Massey, L. A. and Williams, D. R. and Silveira-Moriyama, L. and Kempster, P. A. and Holton, J. L. and Revesz, T. and Lees, A. J. (2009) 'CLINICAL OUTCOMES OF PROGRESSIVE SUPRANUCLEAR PALSY AND MULTIPLE SYSTEM ATROPHY' [Details]
(2009)'A Review of Nerve Conduction Studies in Cases of Suspected Compression Neuropathies of the Upper Limb'
Neligan A, O'Sullivan SS, Mullins GM, McCarthy A, Kowalski RG, Kinsella J, McNamara B (2009) 'A Review of Nerve Conduction Studies in Cases of Suspected Compression Neuropathies of the Upper Limb' [Details]
(2009)'A rare cause of fatal intracranial haemorrhage'
Neligan A, Mullins GM, O'Sullivan SS, Fitzgerald P, Harrington H (2009) 'A rare cause of fatal intracranial haemorrhage' [DOI] [Details]
(2009)'Concomitant progressive supranuclear palsy and multiple system atrophy: more than a simple twist of fate?'
Silveira-Moriyama L, González AM, O'Sullivan SS, Williams DR, Massey L, Parkkinen L, Ahmed Z, de Silva R, Chacón JR, Revesz T, Lees AJ, Holton JL (2009) 'Concomitant progressive supranuclear palsy and multiple system atrophy: more than a simple twist of fate?' [DOI] [Details]
(2009)'Degeneration in different parkinsonian syndromes relates to astrocyte type and astrocyte protein expression'
Song YJ, Halliday GM, Holton JL, Lashley T, O'Sullivan SS, McCann H, Lees AJ, Ozawa T, Williams DR, Lockhart PJ, Revesz TR (2009) 'Degeneration in different parkinsonian syndromes relates to astrocyte type and astrocyte protein expression' [DOI] [Details]
(2010)'Intact reward learning but elevated delay discounting in Parkinson's disease patients with impulsive-compulsive spectrum behaviors'
Housden CR, O'Sullivan SS, Joyce EM, Lees AJ, Roiser JP (2010) 'Intact reward learning but elevated delay discounting in Parkinson's disease patients with impulsive-compulsive spectrum behaviors' [DOI] [Details]
(2010)'Impulsive-compulsive spectrum behaviors in pathologically confirmed progressive supranuclear palsy'
O'Sullivan SS, Djamshidian A, Ahmed Z, Evans AH, Lawrence AD, Holton JL, Revesz T, Lees AJ (2010) 'Impulsive-compulsive spectrum behaviors in pathologically confirmed progressive supranuclear palsy' [DOI] [Details]
(2010)'Maladaptive plasticity of serotonin axon terminals in levodopa-induced dyskinesia'
Rylander D, Parent M, O'Sullivan SS, Dovero S, Lees AJ, Bezard E, Descarries L, Cenci MA (2010) 'Maladaptive plasticity of serotonin axon terminals in levodopa-induced dyskinesia' [DOI] [Details]
(2010)'Progressive supranuclear palsy syndrome presenting as progressive nonfluent aphasia: a neuropsychological and neuroimaging analysis'
Rohrer JD, Paviour D, Bronstein AM, O'Sullivan SS, Lees A, Warren JD (2010) 'Progressive supranuclear palsy syndrome presenting as progressive nonfluent aphasia: a neuropsychological and neuroimaging analysis' [DOI] [Details]
(2010)'Relationships between age and late progression of Parkinson's disease: a clinico-pathological study'
Kempster PA, O'Sullivan SS, Holton JL, Revesz T, Lees AJ (2010) 'Relationships between age and late progression of Parkinson's disease: a clinico-pathological study' [DOI] [Details]
(2010)'Risk and learning in impulsive and nonimpulsive patients with Parkinson's disease'
Djamshidian A, Jha A, O'Sullivan SS, Silveira-Moriyama L, Jacobson C, Brown P, Lees A, Averbeck BB (2010) 'Risk and learning in impulsive and nonimpulsive patients with Parkinson's disease' [DOI] [Details]
(2010)'Does corticobasal degeneration exist? A clinicopathological re-evaluation'
Ling H, O'Sullivan SS, Holton JL, Revesz T, Massey LA, Williams DR, Paviour DC, Lees AJ (2010) 'Does corticobasal degeneration exist? A clinicopathological re-evaluation' [DOI] [Details]
(2010)'Reckless generosity in Parkinson's disease'
O'Sullivan SS, Evans AH, Quinn NP, Lawrence AD, Lees AJ (2010) 'Reckless generosity in Parkinson's disease' [DOI] [Details]
(2010)'Excessive hoarding in Parkinson's disease'
O'Sullivan SS, Djamshidian A, Evans AH, Loane CM, Lees AJ, Lawrence AD (2010) 'Excessive hoarding in Parkinson's disease' [DOI] [Details]
(2010)'Relationships between age and late progression of parkinson’s disease: a clinico-pathological study'
Kempster PA, O’Sullivan SS, Holton JL, Revesz T, Lees AJ (2010) 'Relationships between age and late progression of parkinson’s disease: a clinico-pathological study' [Details]
(2010)'A review of nerve conduction studies in cases of suspected compression neuropathies of the upper limb'
Neligan A, O'Sullivan SS, Mullins GM, McCarthy A, Kowalski RG, Kinsella J, McNamara B (2010) 'A review of nerve conduction studies in cases of suspected compression neuropathies of the upper limb' [DOI] [Details]
(2011)'Altruistic punishment in patients with Parkinson's disease with and without impulsive behaviour'
Djamshidian A, O'Sullivan SS, Doherty K, Lees AJ, Averbeck BB (2011) 'Altruistic punishment in patients with Parkinson's disease with and without impulsive behaviour' [DOI] [Details]
(2011)'Stroop test performance in impulsive and non impulsive patients with Parkinson's disease'
Djamshidian A, O'Sullivan SS, Lees A, Averbeck BB (2011) 'Stroop test performance in impulsive and non impulsive patients with Parkinson's disease' [DOI] [Details]
(2011)'Glucocerebrosidase mutations do not cause increased Lewy body pathology in Parkinson's disease'
Parkkinen L, Neumann J, O'Sullivan SS, Holton JL, Revesz T, Hardy J, Lees AJ (2011) 'Glucocerebrosidase mutations do not cause increased Lewy body pathology in Parkinson's disease' [DOI] [Details]
(2011)'Lewy- and Alzheimer-type pathologies in Parkinson's disease dementia: which is more important?'
Compta Y, Parkkinen L, O'Sullivan SS, Vandrovcova J, Holton JL, Collins C, Lashley T, Kallis C, Williams DR, de Silva R, Lees AJ, Revesz T (2011) 'Lewy- and Alzheimer-type pathologies in Parkinson's disease dementia: which is more important?' [DOI] [Details]
(2011)'Globular glial tauopathies (GGT) presenting with motor neuron disease or frontotemporal dementia: an emerging group of 4-repeat tauopathies'
Ahmed Z, Doherty KM, Silveira-Moriyama L, Bandopadhyay R, Lashley T, Mamais A, Hondhamuni G, Wray S, Newcombe J, O'Sullivan SS, Wroe S, de Silva R, Holton JL, Lees AJ, Revesz T (2011) 'Globular glial tauopathies (GGT) presenting with motor neuron disease or frontotemporal dementia: an emerging group of 4-repeat tauopathies' [DOI] [Details]
(2011)'LRRK2 expression in idiopathic and G2019S positive Parkinson's disease subjects: a morphological and quantitative study'
Sharma S, Bandopadhyay R, Lashley T, Renton AE, Kingsbury AE, Kumaran R, Kallis C, Vilariño-Güell C, O'Sullivan SS, Lees AJ, Revesz T, Wood NW, Holton JL (2011) 'LRRK2 expression in idiopathic and G2019S positive Parkinson's disease subjects: a morphological and quantitative study' [DOI] [Details]
(2011)'Salivary cortisol levels in Parkinson's disease and its correlation to risk behaviour'
Djamshidian A, O'Sullivan SS, Papadopoulos A, Bassett P, Shaw K, Averbeck BB, Lees A (2011) 'Salivary cortisol levels in Parkinson's disease and its correlation to risk behaviour' [DOI] [Details]
(2011)'A two-stage meta-analysis identifies several new loci for Parkinson's disease'
International Parkinson's Disease Genomics Consortium (IPDGC); Wellcome Trust Case Control Consortium 2 (WTCCC2) (2011) 'A two-stage meta-analysis identifies several new loci for Parkinson's disease' [Details]
(2011)'Testing an aetiological model of visual hallucinations in Parkinson's disease'
Gallagher DA, Parkkinen L, O'Sullivan SS, Spratt A, Shah A, Davey CC, Bremner FD, Revesz T, Williams DR, Lees AJ, Schrag A (2011) 'Testing an aetiological model of visual hallucinations in Parkinson's disease' [DOI] [Details]
(2011)'Cue-induced striatal dopamine release in Parkinson's disease-associated impulsive-compulsive behaviours'
O'Sullivan SS, Wu K, Politis M, Lawrence AD, Evans AH, Bose SK, Djamshidian A, Lees AJ, Piccini P (2011) 'Cue-induced striatal dopamine release in Parkinson's disease-associated impulsive-compulsive behaviours' [DOI] [Details]
(2011)'GLOBULAR GLIAL TAUOPATHIES: AN EMERGING GROUP OF 4-REPEAT TAUOPATHIES PRESENTING WITH MOTOR NEURON DISEASE OR FRONTOTEMPORAL DEMENTIA'
Ahmed, Z. and Doherty, K. and Silveira-Moriyama, L. and Bandopadhyay, R. and Lashley, T. and Mamais, A. and Hondhamuni, G. and Newcombe, J. and O'Sullivan, S. S. and Wroe, S. and De Silva, R. and Holton, J. L. and Lees, A. J. and Revesz, T. (2011) 'GLOBULAR GLIAL TAUOPATHIES: AN EMERGING GROUP OF 4-REPEAT TAUOPATHIES PRESENTING WITH MOTOR NEURON DISEASE OR FRONTOTEMPORAL DEMENTIA' [Details]
(2011)'Globular glial tauopathies (GGT) presenting with motor neuron disease or frontotemporal dementia: an emerging group of 4-repeat tauopathies'
Ahmed, Zeshan and Doherty, Karen M. and Silveira-Moriyama, Laura and Bandopadhyay, Rina and Lashley, Tammaryn and Mamais, Adamantios and Hondhamuni, Geshanthi and Wray, Selina and Newcombe, Jia and O'Sullivan, Sean S. and Wroe, Stephen and de Silva, Rohan and Holton, Janice L. and Lees, Andrew J. and Revesz, Tamas (2011) 'Globular glial tauopathies (GGT) presenting with motor neuron disease or frontotemporal dementia: an emerging group of 4-repeat tauopathies' [Details]
(2011)'Identification of common variants influencing risk of the tauopathy Progressive Supranuclear Palsy'
Höglinger GU, Melhem NM on behalf of the PSP Genetics Study Group (2011) 'Identification of common variants influencing risk of the tauopathy Progressive Supranuclear Palsy' [Details]
(2011)'Imputation of sequence variants for identification of genetic risks for Parkinson's disease: a meta-analysis of genome-wide association studies'
Nalls MA, Plagnol V, Hernandez DG, Sharma M, Sheerin UM, Saad M, Simón-Sánchez J, Schulte C, Lesage S, Sveinbjörnsdóttir S, Stefánsson K, Martinez M, Hardy J, Heutink P, Brice A, Gasser T, Singleton AB, Wood NW. International Parkinson Disease Genomics Consortium (2011) 'Imputation of sequence variants for identification of genetic risks for Parkinson's disease: a meta-analysis of genome-wide association studies' [Details]
(2011)'Does Levodopa accelerate the pathological process in Parkinson's disease brain?'
Parkkinen L, O’Sullivan SS, Kuoppamäki M, Collins C, Kallis C, Holton JL, Williams DR, Revesz T, Lees AJ (2011) 'Does Levodopa accelerate the pathological process in Parkinson's disease brain?' [Details]
(2011)'Sleep disturbance and impulsive-compulsive behaviours in Parkinson's disease'
O'Sullivan SS, Loane CM, Lawrence AD, Evans AH, Piccini P, Lees AJ (2011) 'Sleep disturbance and impulsive-compulsive behaviours in Parkinson's disease' [DOI] [Details]
(2011)'Novelty seeking behaviour in Parkinson's disease'
Djamshidian A, O'Sullivan SS, Wittmann BC, Lees AJ, Averbeck BB (2011) 'Novelty seeking behaviour in Parkinson's disease' [DOI] [Details]
(2011)'Vascular endothelial growth factor is upregulated by L-dopa in the parkinsonian brain: implications for the development of dyskinesia'
Ohlin KE, Francardo V, Lindgren HS, Sillivan SE, O'Sullivan SS, Luksik AS, Vassoler FM, Lees AJ, Konradi C, Cenci MA (2011) 'Vascular endothelial growth factor is upregulated by L-dopa in the parkinsonian brain: implications for the development of dyskinesia' [DOI] [Details]
(2011)'The effect of drug treatment on neurogenesis in Parkinson's disease'
O'Sullivan SS, Johnson M, Williams DR, Revesz T, Holton JL, Lees AJ, Perry EK (2011) 'The effect of drug treatment on neurogenesis in Parkinson's disease' [DOI] [Details]
(2011)'Clinical aspects of impulsive compulsive behaviours in Parkinson's disease'
Djamshidian A, Averbeck BB, Lees AJ, O'Sullivan SS (2011) 'Clinical aspects of impulsive compulsive behaviours in Parkinson's disease' [DOI] [Details]
(2012)'Using genome-wide complex trait analysis to quantify 'missing heritability' in Parkinson's disease'
Keller MF, Saad M, Bras J, Bettella F, Nicolaou N, Simón-Sánchez J, Mittag F, Büchel F, Sharma M, Gibbs JR, Schulte C, Moskvina V, Durr A, Holmans P, Kilarski LL, Guerreiro R, Hernandez DG, Brice A, Ylikotila P, Stefánsson H, Majamaa K, Morris HR, Williams N, Gasser T, Heutink P, Wood NW, Hardy J, Martinez M, Singleton AB, Nalls MA; International Parkinson's Disease Genomics Consortium (IPDGC); Wellcome Trust Case Control Consortium 2 (WTCCC2). (2012) 'Using genome-wide complex trait analysis to quantify 'missing heritability' in Parkinson's disease' [DOI] [Details]
(2012)'Effects of dopamine on sensitivity to social bias in Parkinson's disease'
Djamshidian A, O'Sullivan SS, Lees A, Averbeck BB (2012) 'Effects of dopamine on sensitivity to social bias in Parkinson's disease' [DOI] [Details]
(2012)'Recognition of psychogenic non-epileptic seizures: a curable neurophobia?'
O'Sullivan SS, Redwood RI, Hunt D, McMahon EM, O'Sullivan S (2012) 'Recognition of psychogenic non-epileptic seizures: a curable neurophobia?' [DOI] [Details]
(2012)'Use of support vector machines for disease risk prediction in genome-wide association studies: concerns and opportunities'
Mittag F, Büchel F, Saad M, Jahn A, Schulte C, Bochdanovits Z, Simón-Sánchez J, Nalls MA, Keller M, Hernandez DG, Gibbs JR, Lesage S, Brice A, Heutink P, Martinez M, Wood NW, Hardy J, Singleton AB, Zell A, Gasser T, Sharma M; International Parkinson’s Disease Genomics Consortium. (2012) 'Use of support vector machines for disease risk prediction in genome-wide association studies: concerns and opportunities' [DOI] [Details]
(2012)'Conventional magnetic resonance imaging in confirmed progressive supranuclear palsy and multiple system atrophy'
Massey LA, Micallef C, Paviour DC, O'Sullivan SS, Ling H, Williams DR, Kallis C, Holton JL, Revesz T, Burn DJ, Yousry T, Lees AJ, Fox NC, Jäger HR (2012) 'Conventional magnetic resonance imaging in confirmed progressive supranuclear palsy and multiple system atrophy' [DOI] [Details]
(2012)'Decision making, impulsivity, and addictions: Do Parkinson's disease patients jump to conclusions?'
Djamshidian A, O'Sullivan SS, Sanotsky Y, Sharman S, Matviyenko Y, Foltynie T, Michalczuk R, Aviles-Olmos I, Fedoryshyn L, Doherty KM, Filts Y, Selikhova M, Bowden-Jones H, Joyce E, Lees AJ, Averbeck BB (2012) 'Decision making, impulsivity, and addictions: Do Parkinson's disease patients jump to conclusions?' [DOI] [Details]
(2013)'The midbrain to pons ratio: a simple and specific MRI sign of progressive supranuclear palsy'
Massey LA, Jäger HR, Paviour DC, O'Sullivan SS, Ling H, Williams DR, Kallis C, Holton J, Revesz T, Burn DJ, Yousry T, Lees AJ, Fox NC, Micallef C (2013) 'The midbrain to pons ratio: a simple and specific MRI sign of progressive supranuclear palsy' [DOI] [Details]
(2013)'Uncertainty about mapping future actions into rewards may underlie performance on multiple measures of impulsivity in behavioral addiction: evidence from Parkinson's disease'
Averbeck BB, Djamshidian A, O'Sullivan SS, Housden CR, Roiser JP, Lees AJ (2013) 'Uncertainty about mapping future actions into rewards may underlie performance on multiple measures of impulsivity in behavioral addiction: evidence from Parkinson's disease' [Details]
(2013)'Trial of CBT for impulse control behaviors affecting Parkinson patients and their caregivers'
Okai D, Askey-Jones S, Samuel M, O'Sullivan SS, Chaudhuri KR, Martin A, Mack J, Brown RG, David AS. (2013) 'Trial of CBT for impulse control behaviors affecting Parkinson patients and their caregivers' [DOI] [Details]
(2013)'MM2 subtype of sporadic Creutzfeldt-Jakob disease may underlie the clinical presentation of progressive supranuclear palsy'
Petrovic IN, Martin-Bastida A, Massey L, Ling H, O'Sullivan SS, Williams DR, Holton JL, Revesz T, Ironside JW, Lees AJ, Silveira-Moriyama L (2013) 'MM2 subtype of sporadic Creutzfeldt-Jakob disease may underlie the clinical presentation of progressive supranuclear palsy' [DOI] [Details]
(2013)'Increased reflection impulsivity in patients with ephedrone-induced Parkinsonism'
Djamshidian A, Sanotsky Y, Matviyenko Y, O'Sullivan SS, Sharman S, Selikhova M, Fedoryshyn L, Filts Y, Bearn J, Lees AJ, Averbeck BB. (2013) 'Increased reflection impulsivity in patients with ephedrone-induced Parkinsonism' [DOI] [Details]
(2013)'Neural response to visual sexual cues in dopamine treatment-linked hypersexuality in Parkinson's disease'
Politis M, Loane C, Wu K, O'Sullivan SS, Woodhead Z, Kiferle L, Lawrence AD, Lees AJ, Piccini P. (2013) 'Neural response to visual sexual cues in dopamine treatment-linked hypersexuality in Parkinson's disease' [DOI] [Details]
(2013)'Recognition of psychogenic non-epileptic seizures: a curable neurophobia?'
O'Sullivan, SS,Redwood, RI,Hunt, D,McMahon, EM,O'Sullivan, S (2013) 'Recognition of psychogenic non-epileptic seizures: a curable neurophobia?' [DOI] [Details]
(2013)'Serum iron levels and the risk of Parkinson disease: a mendelian randomization study'
Pichler I, Del Greco M F, Gögele M, Lill CM, Bertram L, Do CB, Eriksson N, Foroud T, Myers RH; PD GWAS Consortium, Nalls M, Keller MF; International Parkinson's Disease Genomics Consortium; Wellcome Trust Case Control Consortium 2, Benyamin B, Whitfield JB; Genetics of Iron Status Consortium, Pramstaller PP, Hicks AA, Thompson JR, Minelli C (2013) 'Serum iron levels and the risk of Parkinson disease: a mendelian randomization study' [DOI] [Details]
(2013)'The Val158Met COMT polymorphism is a modifier of the age at onset in Parkinson's disease with a sexual dimorphism'
Klebe S, Golmard JL, Nalls MA, Saad M, Singleton AB, Bras JM, Hardy J, Simon-Sanchez J, Heutink P, Kuhlenbäumer G, Charfi R, Klein C, Hagenah J, Gasser T, Wurster I, Lesage S, Lorenz D, Deuschl G, Durif F, Pollak P, Damier P, Tison F, Durr A, Amouyel P, Lambert JC, Tzourio C, Maubaret C, Charbonnier-Beaupel F, Tahiri K, Vidailhet M, Martinez M, Brice A, Corvol JC; French Parkinson's Disease Genetics Study Group; International Parkinson's Disease Genomics Consortium (IPDGC). (2013) 'The Val158Met COMT polymorphism is a modifier of the age at onset in Parkinson's disease with a sexual dimorphism' [DOI] [Details]
(2013)'Impulsive-compulsive behaviours in Parkinson's disease--prevention is better than cure'
Ryan SA, O'Sullivan SS. (2013) 'Impulsive-compulsive behaviours in Parkinson's disease--prevention is better than cure' [Details]

Other Journals

 YearPublication
(2006)'Somatoform disorder: a raison d’etre for Liaison Psychiatry'
O’Sullivan SS, Cassidy EM (2006) 'Somatoform disorder: a raison d’etre for Liaison Psychiatry' Irish Journal of Psychological Medicine, 23 (4) :128-130. [Details]

Abstract

 YearPublication
(2007)The clinical, radiological and neuro-physiological findings in a population of patients with non-traumatic brachial plexopathies.
Mullins, GM,O'Sullivan, SS,Neligan, A,Galvin, RJ,McNamara, B,Sweeney, BJ (2007) The clinical, radiological and neuro-physiological findings in a population of patients with non-traumatic brachial plexopathies. Abstract [Details]

Book Review

 YearPublication
(2007)Clinical characteristics and outcome of patients diagnosed with psychogenic nonepileptic seizures: A 5-year review.
O'Sullivan, SS,Spillane, JE,McMahon, EM,Sweeney, BJ,Galvin, RJ,McNamara, B,Cassidy, EM (2007) Clinical characteristics and outcome of patients diagnosed with psychogenic nonepileptic seizures: A 5-year review. Book Reviews [DOI] [Details]
(2010)A Review of Nerve Conduction Studies in Cases of Suspected Compression Neuropathies of the Upper Limb.
Neligan, A,O'Sullivan, SS,Mullins, GM,McCarthy, A,Kowalski, RG,Kinsella, J,McNamara, B (2010) A Review of Nerve Conduction Studies in Cases of Suspected Compression Neuropathies of the Upper Limb. Book Reviews [DOI] [Details]

Editorial

 YearPublication
(2006)ALS in a patient with hereditary neuropathy with liability to pressure palsy.
O'Sullivan, SS,McCarthy, A,Mullins, GM,McNamara, B,Sweeney, BJ (2006) ALS in a patient with hereditary neuropathy with liability to pressure palsy. Editorial [Details]
(2006)Late-onset ophthalmoplegic migraine in a patient with previous childhood abdominal migraine.
O'Sullivan, SS,O'Regan, KN,Tormey, P,Galvin, RJ (2006) Late-onset ophthalmoplegic migraine in a patient with previous childhood abdominal migraine. Editorial [Details]

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Department of Medicine

Roinn na Sláinte

Clinical Sciences Building, Cork University Hospital , T12 EC8P

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