Publications by authors named "Pekka Lahdenne"

62Publications

Parental Experiences of the Pediatric Day Surgery Pathway and the Needs for a Digital Gaming Solution: Qualitative Study.

JMIR Med Inform 2020 Nov 13;8(11):e23626. Epub 2020 Nov 13.

Research Unit of Nursing Science and Health Management, Faculty of Medicine, University of Oulu, Oulu, Finland.

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http://dx.doi.org/10.2196/23626DOI Listing
November 2020

Germline Sequencing Identifies Rare Variants in Finnish Subjects with Familial Germ Cell Tumors.

Appl Clin Genet 2020 30;13:127-137. Epub 2020 Jun 30.

Department of Pediatrics, Division of Hematology and Oncology, Washington University School of Medicine, St. Louis, MO, USA.

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http://dx.doi.org/10.2147/TACG.S245093DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7335280PMC
June 2020

Measuring patient experiences in a Children's hospital with a medical clowning intervention: a case-control study.

BMC Health Serv Res 2020 Apr 26;20(1):360. Epub 2020 Apr 26.

Hospital for Children and Adolescents, Helsinki University Hospital, Helsinki, Finland.

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http://dx.doi.org/10.1186/s12913-020-05128-2DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7183700PMC
April 2020

Development of the Patient Experience Questionnaire for Parents of Pediatric Patients (PEQP).

Stud Health Technol Inform 2019 ;257:200-205

Hospital for Children and Adolescents, Helsinki University Hospital, Helsinki, Finland.

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August 2019

Improving Patient Experience in a Children's Hospital: New Digital Services for Children and Their Families.

Stud Health Technol Inform 2018 ;247:935-939

Hospital for Children and Adolescents, Helsinki University Hospital, Helsinki, Finland.

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June 2018

Improving Hospital Services Based on Patient Experience Data: Current Feedback Practices and Future Opportunities.

Stud Health Technol Inform 2018 ;247:266-270

Hospital for Children and Adolescents, Helsinki University Hospital, Helsinki, Finland.

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June 2018

The Finnish version of the Juvenile Arthritis Multidimensional Assessment Report (JAMAR).

Rheumatol Int 2018 Apr 7;38(Suppl 1):179-186. Epub 2018 Apr 7.

Clinica Pediatrica e Reumatologia, Paediatric Rheumatology International Trials Organisation (PRINTO), Istituto Giannina Gaslini, Via Gaslini 5, 16147, Genoa, Italy.

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http://dx.doi.org/10.1007/s00296-018-3950-3DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5893667PMC
April 2018

Fecal calprotectin in juvenile idiopathic arthritis patients related to drug use.

Pediatr Rheumatol Online J 2017 Jan 31;15(1). Epub 2017 Jan 31.

Helsinki University Central Hospital, Children's Hospital, University of Helsinki, Helsinki, 00029 HUCH, Finland.

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http://dx.doi.org/10.1186/s12969-016-0132-2DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5286851PMC
January 2017

Occurrence of adverse events in patients with JIA receiving biologic agents: long-term follow-up in a real-life setting.

Rheumatology (Oxford) 2015 Jul 10;54(7):1170-6. Epub 2014 Dec 10.

Children's Hospital, Helsinki University Central Hospital, Institute of Clinical Medicine, University of Helsinki, Poison Information Center, Helsinki University Central Hospital, Helsinki, Finland, Medical Research Center Oulu, Oulu University Hospital and University of Oulu, Oulu, Finland.

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http://dx.doi.org/10.1093/rheumatology/keu457DOI Listing
July 2015

Antibodies to decorin-binding protein B (DbpB) in the diagnosis of Lyme neuroborreliosis in children.

Int J Infect Dis 2014 Nov 12;28:160-3. Epub 2014 Oct 12.

Children's Hospital, University of Helsinki, Helsinki, Finland.

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http://dx.doi.org/10.1016/j.ijid.2014.07.006DOI Listing
November 2014

Microbiologic findings in acute facial palsy in children.

Otol Neurotol 2013 Sep;34(7):e82-7

Department of Otorhinolaryngology-Head and Neck Surgery, University of Helsinki, Helsinki University Central Hospital, Helsinki, Finland.

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http://dx.doi.org/10.1097/MAO.0b013e318289844cDOI Listing
September 2013

Cerebrospinal fluid chemokine CXCL13 in the diagnosis of neuroborreliosis in children.

Scand J Infect Dis 2013 Jul 22;45(7):526-30. Epub 2013 Mar 22.

Department of Bacteriology and Immunology, Haartman Institute, University of Helsinki, Helsinki, Finland.

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http://dx.doi.org/10.3109/00365548.2013.776700DOI Listing
July 2013

[Medical treatment of juvenile idiopathic arthritis].

Duodecim 2012 ;128(5):477-86

KYS, Lasten- ja nuorten klinikka ja Itä-Suomen Yliopisto.

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May 2012

Decorin binding by DbpA and B of Borrelia garinii, Borrelia afzelii, and Borrelia burgdorferi sensu Stricto.

J Infect Dis 2011 Jul;204(1):65-73

Department of Medical Microbiology and Immunology, University of Turku, Kiinamyllynkatu 13, Turku, Finland.

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http://dx.doi.org/10.1093/infdis/jir207DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3307154PMC
July 2011

Aggressive combination drug therapy in very early polyarticular juvenile idiopathic arthritis (ACUTE-JIA): a multicentre randomised open-label clinical trial.

Ann Rheum Dis 2011 Sep 28;70(9):1605-12. Epub 2011 May 28.

Department of Pediatric Rheumatology, Children’s Hospital, Helsinki University Central Hospital, Helsinki, Finland.

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http://dx.doi.org/10.1136/ard.2010.143347DOI Listing
September 2011

Ongoing disease activity and changing categories in a long-term nordic cohort study of juvenile idiopathic arthritis.

Arthritis Rheum 2011 Sep;63(9):2809-18

Department of Pediatrics, University Hospital of North Norway and University of Tromsø, Tromsø, Norway.

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http://dx.doi.org/10.1002/art.30426DOI Listing
September 2011

Iron status during anti-TNF therapy in children with juvenile idiopathic arthritis.

Clin Rheumatol 2011 Jan 30;30(1):115-9. Epub 2010 Sep 30.

Helsinki University Central Hospital, University of Helsinki, Helsinki, HUS, Finland.

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http://dx.doi.org/10.1007/s10067-010-1571-7DOI Listing
January 2011

Tumor markers AFP, CA 125, and CA 19-9 in the long-term follow-up of sacrococcygeal teratomas in infancy and childhood.

Tumour Biol 2010 Aug 2;31(4):261-5. Epub 2010 Apr 2.

Paediatric Research Centre, University of Tampere and Tampere University Hospital, Tampere, Finland.

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http://link.springer.com/10.1007/s13277-010-0026-8
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http://dx.doi.org/10.1007/s13277-010-0026-8DOI Listing
August 2010

Antibody responses to borrelia IR(6) peptide variants and the C6 peptide in Swedish patients with erythema migrans.

Int J Med Microbiol 2009 Aug 9;299(6):439-46. Epub 2009 Jan 9.

Department of Clinical Chemistry, Kalmar County Hospital, S-391 85 Kalmar, Sweden.

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http://dx.doi.org/10.1016/j.ijmm.2008.10.006DOI Listing
August 2009

Improved laboratory diagnostics of Lyme neuroborreliosis in children by detection of antibodies to new antigens in cerebrospinal fluid.

Pediatr Infect Dis J 2008 Jul;27(7):605-12

Department of Clinical and Experimental Medicine, Faculty of Health Sciences, Linköoping University, Sweden.

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http://dx.doi.org/10.1097/INF.0b013e31816a1e29DOI Listing
July 2008

Antibodies to recombinant decorin-binding proteins A and B in the cerebrospinal fluid of patients with Lyme neuroborreliosis.

Scand J Infect Dis 2007 ;39(9):775-80

Haartman Institute, Department of Bacteriology and Immunology, University of Helsinki, Helsinki, Finland.

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http://dx.doi.org/10.1080/00365540701367744DOI Listing
December 2007

Bone health and growth in glucocorticoid-treated patients with juvenile idiopathic arthritis.

J Rheumatol 2007 Apr 15;34(4):831-6. Epub 2007 Feb 15.

Hospital for Children and Adolescents, Metabolic Bone Clinic, University of Helsinki, Helsinki, Finland.

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April 2007

Immune responses to borrelial VlsE IR6 peptide variants.

Int J Med Microbiol 2007 Feb 17;297(1):45-52. Epub 2007 Jan 17.

Department of Bacteriology and Immunology, Haartman Institute, FI-00014 Helsinki, Finland.

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http://dx.doi.org/10.1016/j.ijmm.2006.09.001DOI Listing
February 2007

Infliximab and etanercept in the treatment of chronic uveitis associated with refractory juvenile idiopathic arthritis.

Ann Rheum Dis 2007 Apr 26;66(4):548-50. Epub 2006 Oct 26.

Department of Pediatric Rheumatology, Research Unit, Hospital for Children and Adolescents, Helinski University Central Hospital, 00029 HUS, Finland.

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http://ard.bmj.com/cgi/doi/10.1136/ard.2006.058248
Publisher Site
http://dx.doi.org/10.1136/ard.2006.058248DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1856052PMC
April 2007

Antigenicity of borrelial protein BBK32 fragments in early Lyme borreliosis.

J Med Microbiol 2006 Nov;55(Pt 11):1499-1504

HUSLAB Laboratory Diagnostics, Helsinki University Central Hospital, Haartmaninkatu 3, FIN-00290 Helsinki, Finland.

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http://dx.doi.org/10.1099/jmm.0.46621-0DOI Listing
November 2006

New antigens for serologic diagnosis of neuroborreliosis in children.

Pediatr Infect Dis J 2005 Aug;24(8):709-12

Hospital for Children and Adolescents, University of Helsinki, Finland.

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http://dx.doi.org/10.1097/01.inf.0000172154.43124.0bDOI Listing
August 2005

Facial nerve palsy after human herpesvirus 6 infection.

Pediatr Infect Dis J 2004 Jul;23(7):688-9

Department of Otorhinolaryngology, Helsinki University Central Hospital, Helsinki, Finland.

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http://dx.doi.org/10.1097/01.inf.0000130950.54402.33DOI Listing
July 2004

Lysine-dependent multipoint binding of the Borrelia burgdorferi virulence factor outer surface protein E to the C terminus of factor H.

J Immunol 2004 May;172(10):6195-201

Department of Bacteriology and Immunology, Haartman Institute and Helsinki University Central Hospital, University of Helsinki, Helsinki, Finland.

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http://dx.doi.org/10.4049/jimmunol.172.10.6195DOI Listing
May 2004

Diagnosis of Lyme neuroborreliosis with antibodies to recombinant proteins DbpA, BBK32, and OspC, and VlsE IR6 peptide.

J Neurol 2003 Nov;250(11):1318-27

Haartman Institute, Dept. of Bacteriology and Immunology, University of Helsinki, 21, 00014, Helsinki, Finland.

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http://dx.doi.org/10.1007/s00415-003-0205-2DOI Listing
November 2003

Improved serodiagnosis of erythema migrans using novel recombinant borrelial BBK32 antigens.

J Med Microbiol 2003 Jul;52(Pt 7):563-567

Hospital for Children and Adolescents, University of Helsinki, Stenbäckinkatu 11, 00290 Helsinki, Finland 2Department of Bacteriology and Immunology, Haartman Institute, Haartmaninkatu 3, 00014 Helsinki, Finland 3,7Department of Otolaryngology3 and Laboratory Diagnostics7, Helsinki University Central Hospital, 00290 Helsinki, Finland 4Division of Rheumatology, Allergy and Immunology, Massachusetts General Hospital, Harvard Medical School, Charlestown, MA 02129, USA 5Department of Infectious Diseases, University Medical Center Ljubljana, Slovenia 6Professor-Hess-Children's Hospital Bremen and Children's Hospital of the University of Würzburg, Germany.

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http://dx.doi.org/10.1099/jmm.0.05095-0DOI Listing
July 2003

Recombinant or peptide antigens in the serology of Lyme arthritis in children.

J Infect Dis 2003 Jun 4;187(12):1888-94. Epub 2003 Jun 4.

Hospital for Children and Adolescents, University of Helsinki, Helsinki, Finland.

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http://dx.doi.org/10.1086/375371DOI Listing
June 2003

Chronic arthritis associated with chromosome deletion 22q11.2 syndrome.

J Rheumatol 2002 Dec;29(12):2648-50

Hospital for Children and Adolescents, Helsinki University Central Hospital, Finland.

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December 2002

Nerve growth factor in serum of children with systemic lupus erythematosus is correlated with disease activity.

Cytokine 2002 Nov;20(3):136-9

Hospital for Children and Adolescents, University of Helsinki, Helsinki, Finland.

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http://dx.doi.org/10.1006/cyto.2002.1991DOI Listing
November 2002

The influence of heredity for psoriasis on the ILAR classification of juvenile idiopathic arthritis.

J Rheumatol 2002 Nov;29(11):2454-8

Department of Pediatrics, Falun Hospital and Göteborg University, Göteborgm, Sweden.

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November 2002

Hepatotoxicity in patients with juvenile idiopathic arthritis receiving longterm methotrexate therapy.

J Rheumatol 2002 Nov;29(11):2442-5

Hospital for Children and Adolescents, University of Helsinki, Helsinki, Finland.

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November 2002

Recombinant OspC from Borrelia burgdorferi sensu stricto, B. afzelii and B. garinii in the serodiagnosis of Lyme borreliosis.

J Med Microbiol 2002 Sep;51(9):731-739

*Haartman Institute, Department of Bacteriology and Immunology, †Hospital for Children and Adolescents, ‡Department of Otorhinolaryngology, University of Helsinki, §Department of Medicine, Turku University Central Hospital, Turku and ∥HUCH Laboratory Diagnostics, Helsinki University Central Hospital, Helsinki, Finland.

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http://dx.doi.org/10.1099/0022-1317-51-9-731DOI Listing
September 2002

Complement inhibitor factor H binding to Lyme disease spirochetes is mediated by inducible expression of multiple plasmid-encoded outer surface protein E paralogs.

J Immunol 2002 Oct;169(7):3847-53

Department of Bacteriology and Immunology, Haartman Institute and Helsinki University Central Hospital, and Peptide and Protein Laboratory, Haartman Institute, University of Helsinki, Helsinki, Finland.

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http://dx.doi.org/10.4049/jimmunol.169.7.3847DOI Listing
October 2002

Cloning of the gene encoding the decorin-binding protein B (DbpB) in Borrelia burgdorferi sensu lato and characterisation of the antibody responses to DbpB in Lyme borreliosis.

J Med Microbiol 2002 Aug;51(8):641-648

*Hospital for Children and Adolescents, University of Helsinki, Stenbäckinkatu 11, FIN-00290 Helsinki, †Department of Bacteriology and Immunology, Haartman Institute, Haartmaninkatu 3, FIN-00290 Helsinki, ‡Laboratory Diagnostics, Helsinki University Central Hospital, Haartmaninkatu 3, FIN-00290 Helsinki, §Department of Otorhinolaryngology, University of Helsinki, 00290 Helsinki, Finland and Professor- Hess-Children's Hospital, Bremen Central Hospital, 28205 Bremen, Germany.

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http://dx.doi.org/10.1099/0022-1317-51-8-641DOI Listing
August 2002