Publications by authors named "Christian Ostergaard"

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Risk of Major Adverse Cardiovascular Events During Acute Streptococcus pneumoniae Infection in COPD Patients.
Nicoline Meyer Riisberg, Daniel Modin, Barbara Bonnesen Bertelsen, Anna K Vognsen, Josefin Eklöf

JACC Adv· October 2025

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Mortality and sequelae associated with regional use of intracranial devices among patients with pneumococcal meningitis: a nationwide, population-based cohort study.
Isabella L Platz, Malte M Tetens, Nanna S Andersen, Jacob Bodilsen, Ram B Dessau

Clin Microbiol Infect· June 2025

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Tick-borne encephalitis in adults in Denmark: a nationwide prospective cohort study from 2015 to 2023.
Anna Maria Florescu, Thomas Bryrup, Carsten Schade Larsen, Lykke Larsen, Lothar Wiese

J Neurol· March 2025

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Neurological Disorders and Use of Healthcare Services After Bacterial Meningitis in Childhood: A Nationwide, Population-Based Cohort Study.
Emma E Graham, Malte M Tetens, Jacob Bodilsen, Nanna S Andersen, Ram Dessau

J Pediatric Infect Dis Soc· February 2025

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Neurological Disorders and Use of Healthcare Services After Enteroviral Meningitis in Childhood: A Nationwide, Population-Based Cohort Study.
Emma E Graham, Malte M Tetens, Jacob Bodilsen, Nanna S Andersen, Ram Dessau

J Pediatric Infect Dis Soc· February 2025

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Clinical Manifestations and Outcomes in Adults Hospitalized With Respiratory Syncytial Virus and Influenza a/B: A Multicenter Observational Cohort Study.
Clara Lundetoft Clausen, Amanda Marie Egeskov-Cavling, Noor Hayder, Adin Sejdic, Casper Roed

Open Forum Infect Dis· October 2024

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Risk of heart failure among individuals tested for Borrelia burgdorferi sensu lato antibodies, and serum Borrelia burgdorferi sensu lato seropositive individuals; a nationwide population-based, registry-based matched cohort study.
Malte M Tetens, Lars Haukali Omland, Ram B Dessau, Svend Ellermann-Eriksen, Nanna S Andersen

Ticks Tick Borne Dis· July 2024

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Systemic antibiotics for Pseudomonas aeruginosa infection in outpatients with non-hospitalised exacerbations of pre-existing lung diseases: a randomised clinical trial.
Josefin Eklöf, Imane Achir Alispahic, Karin Armbruster, Therese Sophie Lapperre, Andrea Browatzki, Christian Ostergaard

Respir Res· June 2024

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Risk of cardiac conduction disorders, and pacemaker implantations among individuals tested for serum Borrelia burgdorferi antibodies, a nationwide, matched, population-based cohort study.
Malte M Tetens, Lars Haukali Omland, Ram B Dessau, Svend Ellermann-Eriksen, Nanna S Andersen

Clin Microbiol Infect· May 2024

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Inhaled corticosteroids and in outpatients with chronic obstructive pulmonary disease: a retrospective cohort study.
Christian Rønn, Peter Kamstrup, Christian Kjer Heerfordt, Pradeesh Sivapalan, Josefin Eklöf, Christian Ostergaard

BMJ Open Respir Res· March 2024

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Risk of haematologic cancers among individuals tested for Borrelia burgdorferi antibodies, and Borrelia burgdorferi seropositive individuals: a nationwide population-based matched cohort study.
Malte M Tetens, Lars Haukali Omland, Ram Dessau, Svend Ellermann-Eriksen, Nanna S Andersen

Clin Microbiol Infect· February 2024

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Emulating a Target Trial of Shorter Compared to Longer Course of Antibiotic Therapy for Gram-Negative Bacteremia.
Sandra Tingsgård, Simone Bastrup Israelsen, Christian Østergaard, Thomas Benfield

Clin Infect Dis· February 2024

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Characteristics and long-term prognosis of Danish residents with a positive intrathecal antibody index test for herpes simplex virus or varicella-zoster virus compared with individuals with a positive cerebrospinal fluid PCR: a nationwide cohort study.
Isabella L Platz, Malte M Tetens, Ram Dessau, Svend Ellermann-Eriksen, Nanna S Andersen

Clin Microbiol Infect· February 2024

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Early Switch From Intravenous to Oral Antibiotics for Patients With Uncomplicated Gram-Negative Bacteremia.
Sandra Tingsgård, Simone Bastrup Israelsen, Henrik Løvendahl Jørgensen, Christian Østergaard, Thomas Benfield

JAMA Netw Open· January 2024

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Inhaled corticosteroids and risk of lower respiratory tract infection with in patients with chronic obstructive pulmonary disease.
Rikke Helin Johnsen, Christian Kjer Heerfordt, Jonas Bredtoft Boel, Ram Benny Dessau, Christian Ostergaard

BMJ Open Respir Res· August 2023

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The diagnostic value of serum Borrelia burgdorferi antibodies and seroconversion after Lyme neuroborreliosis, a nationwide observational study.
Malte M Tetens, Ram Dessau, Svend Ellermann-Eriksen, Nanna S Andersen, Charlotte Sværke Jørgensen

Clin Microbiol Infect· November 2022

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Targeted AntiBiotics for Chronic pulmonary diseases (TARGET ABC): can targeted antibiotic therapy improve the prognosis of Pseudomonas aeruginosa-infected patients with chronic pulmonary obstructive disease, non-cystic fibrosis bronchiectasis, and asthma? A multicenter, randomized, controlled, open-label trial.
Josefin Eklöf, Imane Achir Alispahic, Pradeesh Sivapalan, Torgny Wilcke, Niels Seersholm

Trials· September 2022

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Use of inhaled corticosteroids and risk of acquiring in patients with chronic obstructive pulmonary disease.
Josefin Eklöf, Truls Sylvan Ingebrigtsen, Rikke Sørensen, Mohamad Isam Saeed, Imane Achir Alispahic, Christian Ostergaard

Thorax· June 2022

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Comparable Effectiveness of Cefuroxime and Piperacillin-Tazobactam as Empirical Therapy for Methicillin-Susceptible Staphylococcus aureus Bacteremia.
Robert Strengen Bigseth, Håkon Sandholdt, Andreas Petersen, Christian Østergaard, Thomas Benfield

Microbiol Spectr· June 2022

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Comparable Outcomes of Short-Course and Prolonged-Course Therapy in Selected Cases of Methicillin-Susceptible Staphylococcus aureus Bacteremia: A Pooled Cohort Study.
Louise Thorlacius-Ussing, Håkon Sandholdt, Jette Nissen, Jon Rasmussen, Robert Skov

Clin Infect Dis· September 2021

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Enterovirus Meningitis in Adults: A Prospective Nationwide Population-Based Cohort Study.
Jacob Bodilsen, Helene Mens, Sofie Midgley, Christian Thomas Brandt, Pelle Trier Petersen

Neurology· August 2021

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Electronic reporting of diagnostic laboratory test results from all healthcare sectors is a cornerstone of national preparedness and control of COVID-19 in Denmark.
Kristian Schønning, Ram Benny Dessau, Thøger Gorm Jensen, Nicklas Myrthue Thorsen, Camilla Wiuff

APMIS· July 2021

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Characteristics of patients with COVID-19 pneumonia at Hvidovre Hospital, March-April 2020.
Simone Bastrup Israelsen, Klaus Tjelle Kristiansen, Bettina Hindsberger, Charlotte Suppli Ulrik, Ove Andersen

Dan Med J· May 2020

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Antibiotic resistance patterns of Escherichia coli in migrants vs non-migrants: a study of 14 561 urine samples.
Louise B Sloth, Rikke T Nielsen, Christian Østergaard, Laura B Nellums, Sally Hargreaves

J Travel Med· December 2019

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Emergence of a vancomycin-variable Enterococcus faecium ST1421 strain containing a deletion in vanX.
Thomas Arn Hansen, Martin Schou Pedersen, Lone Gilmor Nielsen, Chih Man German Ma, Lillian Marie Søes

J Antimicrob Chemother· November 2018

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