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Lee IH, Kim DK. Head and Neck Cancer: A Potential Risk Factor for Parkinson's Disease? Cancers (Basel) 2024; 16:2486. [PMID: 39001548 PMCID: PMC11240437 DOI: 10.3390/cancers16132486] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/06/2024] [Revised: 06/30/2024] [Accepted: 07/06/2024] [Indexed: 07/16/2024] Open
Abstract
Head and neck cancers (HNC) are frequently associated with neurodegeneration. However, the association between HNC and Parkinson's disease (PD) remains unclear. This study aimed to clarify the relationship between HNC and subsequent PD. This retrospective study used data from a nationally representative cohort. Patients with HNC were identified based on the presence of corresponding diagnostic codes. Participants without cancer were selected using 4:1 propensity score matching based on sociodemographic factors and year of enrollment; 2296 individuals without HNC and 574 individuals with HNC were included in the study. Hazard ratios (HR) for the incidence of PD in patients with HNC were calculated using 95% confidence intervals (CI). The incidence of PD was 4.17 and 2.18 per 1000 person-years in the HNC and control groups, respectively (adjusted HR = 1.89, 95% CI = 1.08-3.33). The HNC group also showed an increased risk of subsequent PD development. The risk of PD was higher in middle-aged (55-69 years) patients with HNC and oral cavity cancer. Our findings suggest that middle-aged patients with HNC have an increased incidence of PD, specifically those with oral cavity cancer. Therefore, our findings provide new insights into the development of PD in patients with HNC.
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Affiliation(s)
- Il Hwan Lee
- Department of Otorhinolaryngology-Head and Neck Surgery, Chuncheon Sacred Heart Hospital, Hallym University College of Medicine, Chuncheon 24252, Republic of Korea
| | - Dong-Kyu Kim
- Department of Otorhinolaryngology-Head and Neck Surgery, Chuncheon Sacred Heart Hospital, Hallym University College of Medicine, Chuncheon 24252, Republic of Korea
- Institute of New Frontier Research, Division of Big Data and Artificial Intelligence, Chuncheon Sacred Heart Hospital, Hallym University College of Medicine, Chuncheon 24252, Republic of Korea
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Arnold MR, Cohn GM, Oxe KC, Elliott SN, Moore C, Laraia PV, Shekoohi S, Brownell D, Meshul CK, Witt SN, Larsen DH, Unni VK. Alpha-synuclein regulates nucleolar DNA double-strand break repair in melanoma. BIORXIV : THE PREPRINT SERVER FOR BIOLOGY 2024:2024.01.13.575526. [PMID: 38260370 PMCID: PMC10802588 DOI: 10.1101/2024.01.13.575526] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/24/2024]
Abstract
Although an increased risk of the skin cancer melanoma in people with Parkinson's Disease (PD) has been shown in multiple studies, the mechanisms involved are poorly understood, but increased expression of the PD-associated protein alpha-synuclein (αSyn) in melanoma cells may be important. Our previous work suggests that αSyn can facilitate DNA double-strand break (DSB) repair, promoting genomic stability. We now show that αSyn is preferentially enriched within the nucleolus in the SK-MEL28 melanoma cell line, where it colocalizes with DNA damage markers and DSBs. Inducing DSBs specifically within nucleolar ribosomal DNA (rDNA) increases αSyn levels near sites of damage. αSyn knockout increases DNA damage within the nucleolus at baseline, after specific rDNA DSB induction, and prolongs the rate of recovery from this induced damage. αSyn is important downstream of ATM signaling to facilitate 53BP1 recruitment to DSBs, reducing micronuclei formation and promoting cellular proliferation, migration, and invasion.
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Affiliation(s)
- Moriah R. Arnold
- Medical Scientist Training Program, Oregon Health and Science University, Portland, OR, USA
- Department of Neurology and Jungers Center for Neurosciences Research, Oregon Health and Science University, Portland, OR, USA
| | - Gabriel M. Cohn
- Department of Molecular and Medical Genetics, School of Medicine, Oregon Health and Science University, Portland, OR, USA
| | - Kezia Catharina Oxe
- Danish Cancer Institute, Nucleolar Stress and Disease Group, Strandboulevarden 49, 2100 Copenhagen, Denmark
| | - Somarr N. Elliott
- Department of Neurology and Jungers Center for Neurosciences Research, Oregon Health and Science University, Portland, OR, USA
| | - Cynthia Moore
- Research Services, Neurocytology Laboratory, Veterans Affairs Medical Center, Portland, OR, USA
| | | | - Sahar Shekoohi
- Department of Biochemistry and Molecular Biology, Louisiana State University Health Sciences Center, Shreveport, LA, USA
| | - Dillon Brownell
- Department of Molecular Microbiology and Immunology, Oregon Health and Science University, Portland, OR, USA
| | - Charles K. Meshul
- Research Services, Neurocytology Laboratory, Veterans Affairs Medical Center, Portland, OR, USA
- Departments of Behavioral Neuroscience and Pathology, Oregon Health and Science University, Portland, OR, USA
| | - Stephan N. Witt
- Department of Biochemistry and Molecular Biology, Louisiana State University Health Sciences Center, Shreveport, LA, USA
| | - Dorthe H. Larsen
- Danish Cancer Institute, Nucleolar Stress and Disease Group, Strandboulevarden 49, 2100 Copenhagen, Denmark
| | - Vivek K. Unni
- Department of Neurology and Jungers Center for Neurosciences Research, Oregon Health and Science University, Portland, OR, USA
- OHSU Parkinson’s Center, Oregon Health and Science University, Portland, OR, USA
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Chocarro J, Rico AJ, Ariznabarreta G, Roda E, Honrubia A, Collantes M, Peñuelas I, Vázquez A, Rodríguez-Pérez AI, Labandeira-García JL, Vila M, Lanciego JL. Neuromelanin accumulation drives endogenous synucleinopathy in non-human primates. Brain 2023; 146:5000-5014. [PMID: 37769648 PMCID: PMC10689915 DOI: 10.1093/brain/awad331] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/19/2023] [Revised: 08/04/2023] [Accepted: 09/07/2023] [Indexed: 10/03/2023] Open
Abstract
Although neuromelanin is a dark pigment characteristic of dopaminergic neurons in the human substantia nigra pars compacta, its potential role in the pathogenesis of Parkinson's disease (PD) has often been neglected since most commonly used laboratory animals lack neuromelanin. Here we took advantage of adeno-associated viral vectors encoding the human tyrosinase gene for triggering a time-dependent neuromelanin accumulation within substantia nigra pars compacta dopaminergic neurons in macaques up to similar levels of pigmentation as observed in elderly humans. Furthermore, neuromelanin accumulation induced an endogenous synucleinopathy mimicking intracellular inclusions typically observed in PD together with a progressive degeneration of neuromelanin-expressing dopaminergic neurons. Moreover, Lewy body-like intracellular inclusions were observed in cortical areas of the frontal lobe receiving dopaminergic innervation, supporting a circuit-specific anterograde spread of endogenous synucleinopathy by permissive trans-synaptic templating. In summary, the conducted strategy resulted in the development and characterization of a new macaque model of PD matching the known neuropathology of this disorder with unprecedented accuracy. Most importantly, evidence is provided showing that intracellular aggregation of endogenous α-synuclein is triggered by neuromelanin accumulation, therefore any therapeutic approach intended to decrease neuromelanin levels may provide appealing choices for the successful implementation of novel PD therapeutics.
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Affiliation(s)
- Julia Chocarro
- CNS Gene Therapy Program, Center for Applied Medical Research (CIMA), University of Navarra, 31008 Pamplona, Spain
- Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (Ciberned-ISCIII), 28031 Madrid, Spain
- Aligning Science Across Parkinsons’s (ASAP) Collaborative Research Network, Chevy Chase, MD 20815, USA
| | - Alberto J Rico
- CNS Gene Therapy Program, Center for Applied Medical Research (CIMA), University of Navarra, 31008 Pamplona, Spain
- Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (Ciberned-ISCIII), 28031 Madrid, Spain
- Aligning Science Across Parkinsons’s (ASAP) Collaborative Research Network, Chevy Chase, MD 20815, USA
| | - Goiaz Ariznabarreta
- CNS Gene Therapy Program, Center for Applied Medical Research (CIMA), University of Navarra, 31008 Pamplona, Spain
- Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (Ciberned-ISCIII), 28031 Madrid, Spain
- Aligning Science Across Parkinsons’s (ASAP) Collaborative Research Network, Chevy Chase, MD 20815, USA
| | - Elvira Roda
- CNS Gene Therapy Program, Center for Applied Medical Research (CIMA), University of Navarra, 31008 Pamplona, Spain
- Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (Ciberned-ISCIII), 28031 Madrid, Spain
- Aligning Science Across Parkinsons’s (ASAP) Collaborative Research Network, Chevy Chase, MD 20815, USA
| | - Adriana Honrubia
- CNS Gene Therapy Program, Center for Applied Medical Research (CIMA), University of Navarra, 31008 Pamplona, Spain
- Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (Ciberned-ISCIII), 28031 Madrid, Spain
- Aligning Science Across Parkinsons’s (ASAP) Collaborative Research Network, Chevy Chase, MD 20815, USA
| | - María Collantes
- Translational Molecular Imaging Unit, Department of Nuclear Medicine, Clínica Universidad de Navarra, 31008 Pamplona, Spain
| | - Iván Peñuelas
- Translational Molecular Imaging Unit, Department of Nuclear Medicine, Clínica Universidad de Navarra, 31008 Pamplona, Spain
| | - Alfonso Vázquez
- Department of Neurosurgery, Hospital Universitario de Navarra, Servicio Navarro de Salud, 31008 Pamplona, Spain
| | - Ana I Rodríguez-Pérez
- Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (Ciberned-ISCIII), 28031 Madrid, Spain
- Research Center for Molecular Medicine and Chronic Diseases (CIMUS), University of Santiago de Compostela, 15782 Santiago de Compostela, Spain
| | - José L Labandeira-García
- Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (Ciberned-ISCIII), 28031 Madrid, Spain
- Research Center for Molecular Medicine and Chronic Diseases (CIMUS), University of Santiago de Compostela, 15782 Santiago de Compostela, Spain
| | - Miquel Vila
- Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (Ciberned-ISCIII), 28031 Madrid, Spain
- Aligning Science Across Parkinsons’s (ASAP) Collaborative Research Network, Chevy Chase, MD 20815, USA
- Vall d’Hebron Research Institute, Neurodegenerative Diseses Research Group, 08035 Barcelona, Spain
- Autonomous University of Barcelona (UAB), 08193 Bellaterra, Barcelona, Spain
- Catalan Institution for Research and Advanced Studies (ICREA), 08010 Barcelona, Spain
| | - José L Lanciego
- CNS Gene Therapy Program, Center for Applied Medical Research (CIMA), University of Navarra, 31008 Pamplona, Spain
- Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (Ciberned-ISCIII), 28031 Madrid, Spain
- Aligning Science Across Parkinsons’s (ASAP) Collaborative Research Network, Chevy Chase, MD 20815, USA
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An JH, Han KD, Jung JH, Jeon HJ. Association of physical activity with the risk of Parkinson's disease in depressive disorder: A nationwide longitudinal cohort study. J Psychiatr Res 2023; 167:93-99. [PMID: 37862909 DOI: 10.1016/j.jpsychires.2023.10.022] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/04/2023] [Revised: 09/14/2023] [Accepted: 10/14/2023] [Indexed: 10/22/2023]
Abstract
Regular physical activity (PA) has been suggested as effective disease preventable strategies for Parkinson's disease (PD). Depression often precedes PD but whether PA also would reduce the risk of PD in patients with depression has not been known. The aim of study is to examine the association of regular PA with risk of PD among patients with depressive disorder. A total of 1,342,282 patients with depressive disorder were identified from a nationwide health screening cohort from 2010 to 2016. The exposure was changes in pattern of regular PA between pre-and post-diagnosis of depressive disorder, categorized as four groups; 1) no PA, 2) increased PA, 3) decreased PA, and 4) maintaining PA. The outcome was risk of incident PD, calculated using multivariate adjusted Cox proportional hazards regressions according to the PA categorization. Total of 8901 PD cases (0.66%) were developed during 5.3 years of follow-up period. Maintaining PA group was associated with the lowest risk of PD (adjusted hazard ratio [aHR] 0.89, 95% CI 0.83-0.97) among all other PA groups with depressive disorder (with no PA group as reference). Otherwise, decreased PA group significantly increased the risk of PD (aHR 1.10, 95% CI 1.03-1.16). Those who maintained PA before and after diagnosis of depressive disorder were associated with lower risk of incident PD.
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Affiliation(s)
- Ji Hyun An
- Department of Psychiatry, Depression Center, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea
| | - Kyung-do Han
- Department of Statistics and Actuarial Science, Soongsil University, Seoul, South Korea
| | - Jin-Hyung Jung
- Samsung Biomedical Research Institute, Sungkyunkwan University School of Medicine, Suwon, South Korea
| | - Hong Jin Jeon
- Department of Psychiatry, Depression Center, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea; Department of Health Sciences & Technology, Department of Medical Device Management& Research, and Department of Clinical Research Design & Evaluation, Samsung Advanced, Institute for Health Sciences & Technology (SAIHST), Sungkyunkwan University, Seoul, South Korea.
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Koros C, Simitsi AM, Bougea A, Papagiannakis N, Antonelou R, Pachi I, Angelopoulou E, Prentakis A, Zachou A, Chrysovitsanou C, Beratis I, Fragkiadaki S, Kontaxopoulou D, Eftymiopoulou E, Stanitsa E, Potagas C, Papageorgiou SG, Karavasilis E, Velonakis G, Prassopoulos V, Geronicola-Trapali X, Stefanis L. Double Trouble: Association of Malignant Melanoma with Sporadic and Genetic Forms of Parkinson's Disease and Asymptomatic Carriers of Related Genes: A Brief Report. MEDICINA (KAUNAS, LITHUANIA) 2023; 59:1360. [PMID: 37629650 PMCID: PMC10456316 DOI: 10.3390/medicina59081360] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/28/2023] [Revised: 07/22/2023] [Accepted: 07/24/2023] [Indexed: 08/27/2023]
Abstract
Introduction: Previous epidemiological evidence has established the co-occurrence of malignant melanoma (MM) and Parkinson's disease (PD). Shared molecular mechanisms have been proposed to be implicated in this relationship. The aim of the present study was to assess the prevalence of MM in patients with sporadic and genetic types of PD, as well as in asymptomatic carriers of PD-related genes. Methods: Data regarding past medical history and concomitant disease of 1416 patients with PD (including 20 participants with prodromal disease who phenoconverted to PD), 275 healthy controls (HCs) and 670 asymptomatic carriers of PD-related genes were obtained from the database of the Parkinson's Progression Markers Initiative (PPMI). Focus was placed on information about a medical record of MM. We also retrieved data regarding the genetic status of selected PPMI participants with a positive MM history. Results: In total, 46 patients with PD reported a positive MM history. Concerning the genetic forms of PD, nine of these PD patients (2.47%) carried a Leucine Rich Repeat Kinase 2 (LRRK2) gene mutation (mainly the G2019S), while eight (4.49%) harbored a Glucocerebrosidase (GBA) gene mutation (mainly the N370S). No alpha-synuclein (SNCA) gene mutation was identified in patients with an MM history. The remaining 29 PD patients (3.5%) were genetically undetermined. In total, 18 asymptomatic carriers of PD-related genes had a positive medical history for MM: among them, 10 carried an LRRK2 gene mutation (2.69%) and 10 a GBA gene mutation (3.51%) (2 were dual carriers). MM history was identified for seven HCs (2.5%). Conclusions: We replicated the previously reported association between genetically undetermined PD (GU-PD) and MM. A correlation of LRRK2 mutations with the development of MM could not be verified in either symptomatic PD patients or asymptomatic carriers, implicating distinct pathogenetic mechanisms as compared to GU-PD. Importantly, despite the limited literature evidence on Gaucher disease, this study highlights for the first time the relatively high prevalence of MM among asymptomatic and symptomatic PD GBA mutation carriers, with potential clinical implications.
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Affiliation(s)
- Christos Koros
- 1st Department of Neurology, Eginition Hospital, National and Kapodistrian University of Athens, 11528 Athens, Greece; (A.-M.S.); (A.B.); (N.P.); (R.A.); (I.P.); (E.A.); (A.Z.); (C.C.); (I.B.); (S.F.); (D.K.); (E.E.); (E.S.); (C.P.); (S.G.P.); (L.S.)
| | - Athina-Maria Simitsi
- 1st Department of Neurology, Eginition Hospital, National and Kapodistrian University of Athens, 11528 Athens, Greece; (A.-M.S.); (A.B.); (N.P.); (R.A.); (I.P.); (E.A.); (A.Z.); (C.C.); (I.B.); (S.F.); (D.K.); (E.E.); (E.S.); (C.P.); (S.G.P.); (L.S.)
| | - Anastasia Bougea
- 1st Department of Neurology, Eginition Hospital, National and Kapodistrian University of Athens, 11528 Athens, Greece; (A.-M.S.); (A.B.); (N.P.); (R.A.); (I.P.); (E.A.); (A.Z.); (C.C.); (I.B.); (S.F.); (D.K.); (E.E.); (E.S.); (C.P.); (S.G.P.); (L.S.)
| | - Nikolaos Papagiannakis
- 1st Department of Neurology, Eginition Hospital, National and Kapodistrian University of Athens, 11528 Athens, Greece; (A.-M.S.); (A.B.); (N.P.); (R.A.); (I.P.); (E.A.); (A.Z.); (C.C.); (I.B.); (S.F.); (D.K.); (E.E.); (E.S.); (C.P.); (S.G.P.); (L.S.)
| | - Roubina Antonelou
- 1st Department of Neurology, Eginition Hospital, National and Kapodistrian University of Athens, 11528 Athens, Greece; (A.-M.S.); (A.B.); (N.P.); (R.A.); (I.P.); (E.A.); (A.Z.); (C.C.); (I.B.); (S.F.); (D.K.); (E.E.); (E.S.); (C.P.); (S.G.P.); (L.S.)
| | - Ioanna Pachi
- 1st Department of Neurology, Eginition Hospital, National and Kapodistrian University of Athens, 11528 Athens, Greece; (A.-M.S.); (A.B.); (N.P.); (R.A.); (I.P.); (E.A.); (A.Z.); (C.C.); (I.B.); (S.F.); (D.K.); (E.E.); (E.S.); (C.P.); (S.G.P.); (L.S.)
| | - Efthalia Angelopoulou
- 1st Department of Neurology, Eginition Hospital, National and Kapodistrian University of Athens, 11528 Athens, Greece; (A.-M.S.); (A.B.); (N.P.); (R.A.); (I.P.); (E.A.); (A.Z.); (C.C.); (I.B.); (S.F.); (D.K.); (E.E.); (E.S.); (C.P.); (S.G.P.); (L.S.)
| | - Andreas Prentakis
- Nuclear Medicine Unit, Attikon Hospital, 12462 Athens, Greece; (A.P.); (X.G.-T.)
| | - Athena Zachou
- 1st Department of Neurology, Eginition Hospital, National and Kapodistrian University of Athens, 11528 Athens, Greece; (A.-M.S.); (A.B.); (N.P.); (R.A.); (I.P.); (E.A.); (A.Z.); (C.C.); (I.B.); (S.F.); (D.K.); (E.E.); (E.S.); (C.P.); (S.G.P.); (L.S.)
| | - Chrysa Chrysovitsanou
- 1st Department of Neurology, Eginition Hospital, National and Kapodistrian University of Athens, 11528 Athens, Greece; (A.-M.S.); (A.B.); (N.P.); (R.A.); (I.P.); (E.A.); (A.Z.); (C.C.); (I.B.); (S.F.); (D.K.); (E.E.); (E.S.); (C.P.); (S.G.P.); (L.S.)
| | - Ion Beratis
- 1st Department of Neurology, Eginition Hospital, National and Kapodistrian University of Athens, 11528 Athens, Greece; (A.-M.S.); (A.B.); (N.P.); (R.A.); (I.P.); (E.A.); (A.Z.); (C.C.); (I.B.); (S.F.); (D.K.); (E.E.); (E.S.); (C.P.); (S.G.P.); (L.S.)
| | - Stella Fragkiadaki
- 1st Department of Neurology, Eginition Hospital, National and Kapodistrian University of Athens, 11528 Athens, Greece; (A.-M.S.); (A.B.); (N.P.); (R.A.); (I.P.); (E.A.); (A.Z.); (C.C.); (I.B.); (S.F.); (D.K.); (E.E.); (E.S.); (C.P.); (S.G.P.); (L.S.)
| | - Dionysia Kontaxopoulou
- 1st Department of Neurology, Eginition Hospital, National and Kapodistrian University of Athens, 11528 Athens, Greece; (A.-M.S.); (A.B.); (N.P.); (R.A.); (I.P.); (E.A.); (A.Z.); (C.C.); (I.B.); (S.F.); (D.K.); (E.E.); (E.S.); (C.P.); (S.G.P.); (L.S.)
| | - Efthymia Eftymiopoulou
- 1st Department of Neurology, Eginition Hospital, National and Kapodistrian University of Athens, 11528 Athens, Greece; (A.-M.S.); (A.B.); (N.P.); (R.A.); (I.P.); (E.A.); (A.Z.); (C.C.); (I.B.); (S.F.); (D.K.); (E.E.); (E.S.); (C.P.); (S.G.P.); (L.S.)
| | - Evangelia Stanitsa
- 1st Department of Neurology, Eginition Hospital, National and Kapodistrian University of Athens, 11528 Athens, Greece; (A.-M.S.); (A.B.); (N.P.); (R.A.); (I.P.); (E.A.); (A.Z.); (C.C.); (I.B.); (S.F.); (D.K.); (E.E.); (E.S.); (C.P.); (S.G.P.); (L.S.)
| | - Constantin Potagas
- 1st Department of Neurology, Eginition Hospital, National and Kapodistrian University of Athens, 11528 Athens, Greece; (A.-M.S.); (A.B.); (N.P.); (R.A.); (I.P.); (E.A.); (A.Z.); (C.C.); (I.B.); (S.F.); (D.K.); (E.E.); (E.S.); (C.P.); (S.G.P.); (L.S.)
| | - Sokratis G. Papageorgiou
- 1st Department of Neurology, Eginition Hospital, National and Kapodistrian University of Athens, 11528 Athens, Greece; (A.-M.S.); (A.B.); (N.P.); (R.A.); (I.P.); (E.A.); (A.Z.); (C.C.); (I.B.); (S.F.); (D.K.); (E.E.); (E.S.); (C.P.); (S.G.P.); (L.S.)
| | - Efstratios Karavasilis
- Research Unit of Radiology, 2nd Department of Radiology, Medical School, National and Kapodistrian University of Athens, “Attikon” University General Hospital, 11528 Athens, Greece; (E.K.); (G.V.)
| | - Georgios Velonakis
- Research Unit of Radiology, 2nd Department of Radiology, Medical School, National and Kapodistrian University of Athens, “Attikon” University General Hospital, 11528 Athens, Greece; (E.K.); (G.V.)
| | | | | | - Leonidas Stefanis
- 1st Department of Neurology, Eginition Hospital, National and Kapodistrian University of Athens, 11528 Athens, Greece; (A.-M.S.); (A.B.); (N.P.); (R.A.); (I.P.); (E.A.); (A.Z.); (C.C.); (I.B.); (S.F.); (D.K.); (E.E.); (E.S.); (C.P.); (S.G.P.); (L.S.)
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Koo HY, Cho EB, Kong SH, Han K, Lee KN, Yoo JE, Min JH, Chun S, Shin DW. Fracture risk in Parkinson's disease according to its severity and duration. Osteoporos Int 2023; 34:81-89. [PMID: 36205727 DOI: 10.1007/s00198-022-06562-0] [Citation(s) in RCA: 6] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/28/2022] [Accepted: 09/21/2022] [Indexed: 01/07/2023]
Abstract
UNLABELLED Fracture risk was elevated in Parkinson's disease (PD) patients compared with controls in this nationwide study. Among PD patients, the risk of fracture increased linearly with PD severity, whereas no difference in fracture risk was observed according to PD duration. INTRODUCTION Parkinson's disease (PD) is reported to be associated with a high risk of fractures. Several studies found an association between severity and duration of PD and falls or bone mineral density, but those factors have not been considered in most previous research. The aim of this study was to determine the fracture risk in PD patients according to their disease severity and duration. METHODS This population-based, retrospective cohort study used data from the Korean National Health Insurance Service database. The study population included 10,333 patients with prevalent PD and 6,501,464 comparison cohort. Fracture risks according to the prevalence, severity, and duration of PD were evaluated using Cox proportional hazard methods. RESULTS Fracture risk was elevated in PD patients at all sites compared with controls (adjusted hazard ratio [aHR] 1.49, 95% confidence interval [CI] 1.44-1.56 for any fracture). When comparing fracture sites, hip fractures showed the largest risk increase in PD patients (aHR 2.16, 95% CI 1.95-2.38). Among PD patients, the risk of any fracture increased linearly with PD severity and was highest in patients with severe disease (aHR 1.65, 95% CI 1.53-1.79 compared with controls). Meanwhile, no significant association was observed between PD duration and fracture risk. CONCLUSIONS The prevalence of PD was related to an increased risk of fractures in this nationwide study, and PD severity was linearly associated with fracture risk. PD prevalence and severity should be considered when evaluating the risk factors of fracture in clinical practice.
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Affiliation(s)
- Hye Yeon Koo
- Department of Family Medicine, Seoul National University Bundang Hospital, Seongnam, Republic of Korea
| | - Eun Bin Cho
- Department of Neurology, College of Medicine, Gyeongsang Institute of Health Science, Gyeongsang National University, Jinju, Republic of Korea
| | - Sung Hye Kong
- Department of Internal Medicine, Seoul National University Bundang Hospital, Seongnam, Republic of Korea
| | - Kyungdo Han
- Department of Statistics and Actuarial Science, Soongsil University, Seoul, Republic of Korea
| | - Kyu Na Lee
- Department of Biomedicine and Health Science, Catholic University of Korea, Seoul, Republic of Korea
| | - Jung Eun Yoo
- Department of Family Medicine, Healthcare System Gangnam Center, Seoul National University Hospital, Seoul, Republic of Korea
| | - Ju-Hong Min
- Department of Neurology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea
- Neuroscience Center, Samsung Medical Center, Seoul, Republic of Korea
- Department of Health Sciences and Technology, Samsung Advanced Institute for Health Sciences & Technology (SAIHST), Sungkyunkwan University, Seoul, Republic of Korea
| | - Sohyun Chun
- International Health Center, Samsung Medical Center, 81 Irwon-Ro, Gangnam-gu, Seoul, Republic of Korea.
| | - Dong Wook Shin
- Department of Family Medicine & Supportive Care Center, Samsung Medical Center, Sungkyunkwan University School of Medicine, 81 Irwon-Ro, Gangnam-gu, Seoul, 06351, Republic of Korea.
- Department of Clinical Research Design and Evaluation/Department of Digital Health, Samsung Advanced Institute for Health Sciences & Technology (SAIHST), Sungkyunkwan University, 81 Irwon-Ro, Gangnam-gu, Seoul, 06351, Republic of Korea.
- Center for Wireless and Population Health Systems, University of California, La Jolla, San Diego, CA, USA.
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Lee JYS, Ng JH, Saffari SE, Tan EK. Parkinson's disease and cancer: a systematic review and meta-analysis on the influence of lifestyle habits, genetic variants, and gender. Aging (Albany NY) 2022; 14:2148-2173. [PMID: 35247252 PMCID: PMC8954974 DOI: 10.18632/aging.203932] [Citation(s) in RCA: 11] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/16/2021] [Accepted: 02/15/2022] [Indexed: 12/09/2022]
Abstract
PURPOSE The relationship between Parkinson's disease (PD) and cancer has been debated. Gender and genetic influences on cancer development in PD is unclear. METHODS Using QUOROM guidelines, we conducted a systematic review and meta-analysis on potential clinical and genetic factors influencing the PD and subsequent cancer relationship. English articles published in PubMed, Web of Science, and SCOPUS from 2010 to 30 August 2020 were considered for suitability. RESULTS Of 46 studies identified, fourteen satisfied the inclusion criteria and were further analysed. Unadjusted risk ratios (RR) and 95% confidence intervals were computed to determine the PD and cancer relationship. PD patients have decreased subsequent cancer risks (RR = 0.87, 95% CI = 0.81-0.93), reduced risks of colon, rectal, and colorectal cancer (RR = 0.77, 95% CI = 0.63-0.94), lung cancer (RR = 0.62, 95% CI = 0.48-0.80), and increased brain cancer (R = 1.48, 95% CI = 1.02-2.13) and melanoma risk (R = 1.76, 95% CI = 1.23-2.50). Compared to idiopathic PD, LRRK2-G2019S carriers had increased general cancer risks (RR = 1.26, 95% CI = 1.09-1.46), particularly brain (RR = 2.41, 95% CI = 1.06-5.50), breast (RR = 2.57, 95% CI = 1.19-5.58), colon (RR = 1.83, 95% CI = 1.13-2.99), and haematological cancers (RR = 2.05, 95% CI = 1.07-3.92). Female PD patients have decreased general cancer risks compared to male PD patients in this analysis (RR = 0.83, 95% CI = 0.69-0.98). CONCLUSION PD patients have reduced risks of colon, rectal, colorectal cancer and lung cancers and increased risks of brain cancer and melanoma. LRRK2-G2019S carriers have increased cancer risks, particularly brain, breast, colon and blood cancers. Female gender was associated with reduced risks. The role of ethnicity, comorbidities, and lifestyle habits on PD patients' subsequent cancer risk should be further investigated.
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Affiliation(s)
- Joon Yan Selene Lee
- Department of Neuroscience and Behavioural Disorders Programme, Duke-NUS Medical School, Singapore
| | - Jing Han Ng
- Department of Neurology, National Neuroscience Institute, Singapore
| | - Seyed Ehsan Saffari
- Department of Neuroscience and Behavioural Disorders Programme, Duke-NUS Medical School, Singapore.,Department of Neurology, National Neuroscience Institute, Singapore
| | - Eng-King Tan
- Department of Neuroscience and Behavioural Disorders Programme, Duke-NUS Medical School, Singapore.,Department of Neurology, National Neuroscience Institute, Singapore
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8
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Leong YQ, Lee SWH, Ng KY. Cancer risk in Parkinson disease: An updated systematic review and meta-analysis. Eur J Neurol 2021; 28:4219-4237. [PMID: 34403556 DOI: 10.1111/ene.15069] [Citation(s) in RCA: 9] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/02/2021] [Revised: 08/04/2021] [Accepted: 08/07/2021] [Indexed: 01/11/2023]
Abstract
BACKGROUND AND PURPOSE Increasing evidence suggests significant associations between Parkinson disease (PD) and cancer risks. We conducted an updated review of studies that examined the risks of various cancer among PD patients and how this differed when cancer preceded PD diagnosis or PD diagnosis preceded cancer. METHODS Four databases were searched for studies that examined the association between PD and incidence of cancer from database inception to 4 June 2021. Three independent reviewers screened the articles for eligibility and extracted study data. Pooled relative risk with 95% confidence intervals were calculated using a random effects model. RESULTS Forty studies involving 11 case-control studies, two nested case-control studies, 22 cohort studies, and five cross-sectional studies were included. Compared to controls, PD patients had lower risks of lung, genitourinary, gastrointestinal, and haematological cancers. Conversely, higher risks of melanoma and brain cancer were noted among PD patients. No association was found between PD and risk of female cancers. Subgroup analysis found negative associations between PD patients and risks of colon cancer, rectal cancer, and non-Hodgkin lymphoma. CONCLUSIONS Findings from our meta-analysis suggest PD patients had lower risks of lung, genitourinary, gastrointestinal, and haematological cancers and increased risks of melanoma and brain cancer. Future research to investigate the underlying mechanisms between PD and cancers is warranted.
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Affiliation(s)
- Yong Qi Leong
- School of Pharmacy, Monash University Malaysia, Bandar Sunway, Selangor, Malaysia
| | - Shaun Wen Huey Lee
- School of Pharmacy, Monash University Malaysia, Bandar Sunway, Selangor, Malaysia.,School of Pharmacy, Taylor's University, Subang Jaya, Selangor, Malaysia
| | - Khuen Yen Ng
- School of Pharmacy, Monash University Malaysia, Bandar Sunway, Selangor, Malaysia
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9
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Zhang X, Guarin D, Mohammadzadehhonarvar N, Chen X, Gao X. Parkinson's disease and cancer: a systematic review and meta-analysis of over 17 million participants. BMJ Open 2021; 11:e046329. [PMID: 34215604 PMCID: PMC8256737 DOI: 10.1136/bmjopen-2020-046329] [Citation(s) in RCA: 17] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/22/2023] Open
Abstract
OBJECTIVE To systematically review and qualitatively evaluate epidemiological evidence on associations between Parkinson's disease (PD) and cancer via meta-analysis. DATA SOURCES MEDLINE via PubMed, Web of Science and EMBASE, until March 2021. STUDY SELECTION Included were publications that (1) were original epidemiological studies on PD and cancer; (2) reported risk estimates; (3) were in English. Exclusion criteria included: (1) review/comments; (2) biological studies; (3) case report/autopsy studies; (4) irrelevant exposure/outcome; (5) treated cases; (6) no measure of risk estimates; (7) no confidence intervals/exact p values and (8) duplicates. DATA EXTRACTION AND SYNTHESIS PRISMA and MOOSE guidelines were followed in data extraction. Two-step screening was performed by two authors blinded to each other. A random-effects model was used to calculate pooled relative risk (RR). MAIN OUTCOMES AND MEASURES We included publications that assessed the risk of PD in individuals with vs without cancer and the risk of cancer in individuals with vs without PD. RESULTS A total of 63 studies and 17 994 584 participants were included. Meta-analysis generated a pooled RR of 0.82 (n=33; 95% CI 0.76 to 0.88; p<0.001) for association between PD and total cancer, 0.76 (n=21; 95% CI 0.67 to 0.85; p<0.001) for PD and smoking-related cancer and 0.92 (n=19; 95% CI 0.84 to 0.99; p=0.03) for non-smoking-related cancer. PD was associated with an increased risk of melanoma (n=29; pooled RR=1.75; 95% CI 1.43 to 2.14; p<0.001) but not for other skin cancers (n=17; pooled RR=0.90; 95% CI 0.60 to 1.34; p=0.60). CONCLUSIONS PD and total cancer were inversely associated. This inverse association persisted for both smoking-related and non-smoking-related cancers. PD was positively associated with melanoma. These results provide evidence for further investigations for possible mechanistic associations between PD and cancer. PROSPERO REGISTRATION NUMBER CRD42020162103.
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Affiliation(s)
- Xinyuan Zhang
- Nutritional Science, The Pennsylvania State University, University Park, Pennsylvania, USA
| | - David Guarin
- Neurology, Massachusetts General Hospital, Boston, Massachusetts, USA
| | | | - Xiqun Chen
- Neurology, Massachusetts General Hospital, Boston, Massachusetts, USA
| | - Xiang Gao
- Nutritional Science, The Pennsylvania State University, University Park, Pennsylvania, USA
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10
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Dean DN, Lee JC. Linking Parkinson's Disease and Melanoma: Interplay Between α-Synuclein and Pmel17 Amyloid Formation. Mov Disord 2021; 36:1489-1498. [PMID: 34021920 DOI: 10.1002/mds.28655] [Citation(s) in RCA: 20] [Impact Index Per Article: 6.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/12/2021] [Revised: 04/22/2021] [Accepted: 04/30/2021] [Indexed: 12/13/2022] Open
Abstract
Parkinson's disease (PD) is a neurodegenerative disorder associated with the death of dopaminergic neurons within the substantia nigra of the brain. Melanoma is a cancer of melanocytes, pigmented cells that give rise to skin tone, hair, and eye color. Although these two diseases fundamentally differ, with PD leading to cell degeneration and melanoma leading to cell proliferation, epidemiological evidence has revealed a reciprocal relationship where patients with PD are more susceptible to melanoma and patients with melanoma are more susceptible to PD. The hallmark pathology observed in PD brains is intracellular inclusions, of which the primary component is proteinaceous α-synuclein (α-syn) amyloid fibrils. α-Syn also has been detected in cultured melanoma cells and tissues derived from patients with melanoma, where an inverse correlation exists between α-syn expression and pigmentation. Although this has led to the prevailing hypothesis that α-syn inhibits enzymes involved in melanin biosynthesis, we recently reported an alternative hypothesis in which α-syn interacts with and modulates the aggregation of Pmel17, a functional amyloid that serves as a scaffold for melanin biosynthesis. In this perspective, we review the literature describing the epidemiological and molecular connections between PD and melanoma, presenting both the prevailing hypothesis and our amyloid-centric hypothesis. We offer our views of the essential questions that remain unanswered to motivate future investigations. Understanding the behavior of α-syn in melanoma could not only provide novel approaches for treating melanoma but also could reveal insights into the role of α-syn in PD. © 2021 International Parkinson and Movement Disorder Society.
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Affiliation(s)
- Dexter N Dean
- Laboratory of Protein Conformation and Dynamics, Biochemistry and Biophysics Center, National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda, Maryland, USA
| | - Jennifer C Lee
- Laboratory of Protein Conformation and Dynamics, Biochemistry and Biophysics Center, National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda, Maryland, USA
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11
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Senkevich K, Bandres-Ciga S, Yu E, Liyanage UE, Noyce AJ, Gan-Or Z. No Evidence for a Causal Relationship Between Cancers and Parkinson's Disease. JOURNAL OF PARKINSONS DISEASE 2021; 11:801-809. [PMID: 33646179 DOI: 10.3233/jpd-202474] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Abstract
BACKGROUND Epidemiological data suggest that cancer patients have a reduced risk of subsequent Parkinson's disease (PD) development, but the prevalence of PD in melanoma patients is often reported to be increased. Causal relationships between cancers and PD have not been fully explored. OBJECTIVE To study causal relationship between different cancers and PD. METHODS We used GWAS summary statistics of 15 different types of cancers and two-sample Mendelian randomization to study the causal relationship with PD. RESULTS There was no evidence to support a causal relationship between the studied cancers and PD. We also performed reverse analyses between PD and cancers with available full summary statistics (melanoma, breast, prostate, endometrial and keratinocyte cancers) and did not find evidence of causal relationship. CONCLUSION We found no evidence to support a causal relationship between cancers and PD and the previously reported associations could be a result of genetic pleiotropy, shared biology or biases.
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Affiliation(s)
- Konstantin Senkevich
- The Neuro (Montreal Neurological Institute-Hospital), Montréal, QC, Canada.,Department of Neurology and neurosurgery, McGill University, Montréal, QC, Canada
| | - Sara Bandres-Ciga
- Molecular Genetics Section, Laboratory of Neurogenetics, NIA, NIH, Bethesda, MD, USA
| | - Eric Yu
- The Neuro (Montreal Neurological Institute-Hospital), Montréal, QC, Canada.,Department of Human Genetics, McGill University, Montréal, QC, Canada
| | - Upekha E Liyanage
- Cancer and Population Studies group, Population Health Department, QIMR Berghofer Medical Research Institute, Locked Bag 2000, Royal Brisbane Hospital, Queensland, Australia
| | | | - Alastair J Noyce
- Preventive Neurology Unit, Wolfson Institute of Preventive Medicine, Queen Mary University of London, London, UK.,Department of Clinical and Movement Neurosciences, University College London Institute of Neurology, London, UK
| | - Ziv Gan-Or
- The Neuro (Montreal Neurological Institute-Hospital), Montréal, QC, Canada.,Department of Neurology and neurosurgery, McGill University, Montréal, QC, Canada.,Department of Human Genetics, McGill University, Montréal, QC, Canada
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12
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Tchernev G, Patterson JW. Telmisartan/hydrochlorothiazide-induced nevus-associated cutaneous melanoma: first report in the medical literature. Expert Rev Clin Pharmacol 2021; 14:289-293. [DOI: 10.1080/17512433.2021.1890581] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/19/2023]
Affiliation(s)
- Georgi Tchernev
- Onkoderma- Clinic for Dermatology, Venereology and Dermatologic Surgery, Sofia, Bulgaria
| | - James W Patterson
- Department of Pathology, University of Virginia, Charlottesville, VA, USA
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13
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Risk of Nonmelanoma Skin Cancers and Parkinson's Disease-Meta-Analysis and Systematic Review. Cancers (Basel) 2021; 13:cancers13040587. [PMID: 33546132 PMCID: PMC7913207 DOI: 10.3390/cancers13040587] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/13/2020] [Revised: 01/19/2021] [Accepted: 01/29/2021] [Indexed: 12/30/2022] Open
Abstract
Simple Summary Non-melanoma skin cancers (NMSCs) are the most common cancers among fair-skinned people. It is estimated that 2–3 million new cases of NMSCs are diagnosed globally each year. The risk of development increases with age, just like in the case of Parkinson Disease. Due to the general aging of the population and substantially high medical costs of NMSC therapy, NMSCs and Parkinson’s disease (PD) are becoming an increasing health problem. In this paper, we conduct a meta-analysis and systematic review to evaluate the NMSC risk among patients with PD. This study is the first to focus on the effect of different epidemiologic aspects of NMSCs and PD in detail. Abstract Patients with Parkinson’s disease (PD) have an increased risk of melanoma compared with the general population. Considering that Nonmelanoma Skin Cancers (NMSCs) share similar risk factors with melanoma, there is a need to understand a possible connection between PD and NMSCs. The aim of the study was the evaluation of NMSC risk among PD patients via meta-analysis and systematic review. A comprehensive search of PubMed, Scopus, and Web of Science databases was conducted, including studies from January 2000 to April 2020. We identified 16 eligible studies including 140291 PD patients. Upon statistical analysis, a significantly higher risk of developing NMSCs in PD patients was found compared with the control group (odds ratio (OR) = 1.25, 95% CI: 1.17–1.33; p < 0.0001). Among all NMSCs, the risk of developing basal cell carcinoma in PD patients was significantly higher (OR = 1.30, 95% confidence interval (CI): 1.15–1.47; p < 0.0001), contrary to squamous cell carcinoma. Further analysis revealed a significantly higher risk of developing NMSCs in patients with previously diagnosed PD (OR = 1.26, 95% CI: 1.19–1.33; p < 0.0001). Our data suggest the necessity for regular skin examination of PD patients, though further studies are required to explore the mechanisms forming this relationship.
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14
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Dinesh D, Lee JS, Gao X, Palacios N. Skin conditions in early Parkinson's disease. Parkinsonism Relat Disord 2021; 84:40-46. [PMID: 33549915 DOI: 10.1016/j.parkreldis.2021.01.018] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/11/2020] [Revised: 11/24/2020] [Accepted: 01/24/2021] [Indexed: 12/22/2022]
Abstract
OBJECTIVE Skin conditions have been associated with increased risk of Parkinson's disease (PD). Little is known about clinical and biomarker differences according to presence of skin conditions among PD patients. Studying these differences might provide insight into PD pathogenesis. METHODS We examined the association between common skin conditions and risk of PD in a case-control study of 423 early drug-naïve PD cases and 196 healthy controls (HC) in the Parkinson's Progression Markers Initiative (PPMI). Among PD participants, we examined if skin conditions were associated with clinical and PD-relevant biomarkers. RESULTS Skin conditions occurred more frequently among PD participants (41%) relative to HC (32%). In multivariate analyses, we observed an association between any skin condition and PD (OR = 1.49, 95% CI = 1.03-2.16) and basal cell carcinoma and PD (OR = 2.05, 95% CI = 1.02-4.08). PD participants who reported skin conditions were older (OR = 1.68, 95% CI = 1.21-2.35) more educated (OR = 1.70, 95% CI = 0.99-2.91), had higher Semantic Fluency Test (SFT) scores (OR = 1.45, 95% CI = 1.07-1.96) and Hopkins Verbal Learning Test (HVLT) retention scores (OR = 1.55, 95% CI = 1.09-2.22) compared to PD patients without skin conditions. None of the associations remained significant after Bonferroni correction for multiple comparisons. CONCLUSIONS We observed a positive association between any skin condition as well as basal cell carcinoma and PD. PD participants with skin conditions were older, more educated, had higher SFT and HVLT retention scores compared to those without skin conditions. However, all associations were no longer significant after Bonferroni multiple comparisons correction. Observed associations should be confirmed in larger, longitudinal studies.
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Affiliation(s)
- Deepika Dinesh
- Department of Biomedical and Nutritional Sciences, University of Massachusetts Lowell, United States
| | - Jong Soo Lee
- Department of Mathematical Sciences, University of Massachusetts Lowell, United States
| | - Xiang Gao
- Pennsylvania State University College of Health and Human Development, United States
| | - Natalia Palacios
- Department of Public Health, University of Massachusetts Lowell, United States; Department of Veterans Affairs, ENRM VA Hospital, 200 Springs Road, Bedford, MA, 01730, United States.
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15
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Cardoso J. Parkinson’s disease and skin cancer in Korean patients. J Eur Acad Dermatol Venereol 2020; 34:2685-2686. [DOI: 10.1111/jdv.16984] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/02/2020] [Accepted: 10/02/2020] [Indexed: 11/27/2022]
Affiliation(s)
- J.C. Cardoso
- Dermatology Department Coimbra Hospital and University Centre Coimbra Portugal
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16
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Niemann N, Billnitzer A, Jankovic J. Parkinson's disease and skin. Parkinsonism Relat Disord 2020; 82:61-76. [PMID: 33248395 DOI: 10.1016/j.parkreldis.2020.11.017] [Citation(s) in RCA: 14] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/22/2020] [Revised: 10/18/2020] [Accepted: 11/17/2020] [Indexed: 12/11/2022]
Abstract
Parkinson's disease is associated with a variety of dermatologic disorders and the study of skin may provide insights into pathophysiological mechanisms underlying this common neurodegenerative disorder. Skin disorders in patients with Parkinson's disease can be divided into two major groups: 1) non-iatrogenic disorders, including melanoma, seborrheic dermatitis, sweating disorders, bullous pemphigoid, and rosacea, and 2) iatrogenic disorders related either to systemic side effects of antiparkinsonian medications or to the delivery system of antiparkinsonian therapy, including primarily carbidopa/levodopa, rotigotine and other dopamine agonists, amantadine, catechol-O-methyl transferase inhibitors, subcutaneous apomorphine, levodopa/carbidopa intestinal gel, and deep brain stimulation. Recent advances in our understanding of the role of α-synuclein in peripheral tissues, including the skin, and research based on induced pluripotent stem cells derived from skin fibroblasts have made skin an important target for the study of Parkinson's disease pathogenesis, drug discovery, novel stem cell therapies, and diagnostics.
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Affiliation(s)
- Nicki Niemann
- Muhammad Ali Parkinson Center, Department of Neurology, Barrow Neurological Institute, Phoenix, AZ, USA.
| | - Andrew Billnitzer
- Parkinson's Disease Center and Movement Disorders Clinic, Department of Neurology, Baylor College of Medicine, Houston, TX, USA
| | - Joseph Jankovic
- Parkinson's Disease Center and Movement Disorders Clinic, Department of Neurology, Baylor College of Medicine, Houston, TX, USA
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