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Oskar Ragnarsson
Senior Lecturer/ Chief Physician
Department of Internal Medicine and Clinical Nutrition-
Accidental Cushing
Syndrome.
Konstantina Kousoula, Oskar Ragnarsson, Penelope Trimpou
JCEM case reports - 2024 -
Response to Letter to the
Editor.
Margret J Einarsdottir, Maria Bankvall, Jairo Robledo-Sierra, Per-Olof Rödström, Ragnhildur Bergthorsdottir, Penelope Trimpou, Bengt Hasséus, Oskar Ragnarsson
Oral diseases - 2024 -
Digital voice analysis as a biomarker of
acromegaly.
Konstantina Vouzouneraki, Fredrik Nylén, Jenny Holmberg, Tommy Olsson, Katarina Berinder, Charlotte Höybye, Maria Petersson, Sophie Bensing, Anna-Karin Åkerman, Henrik Borg, Bertil Ekman, Jonas Robért, Britt Edén Engström, Oskar Ragnarsson, Pia Burman, Per Dahlqvist
The Journal of clinical endocrinology and metabolism - 2024 -
Commentary on: Diagnostic performance of various imaging modalities in localizing ectopic ACTH syndrome: A systematic
review.
Oskar Ragnarsson
Annales d'endocrinologie - 2024 -
Genome-wide methylation profiling differentiates benign from aggressive and metastatic pituitary neuroendocrine
tumors.
Jelena Jotanovic, Henning Bünsow Boldt, Mark Burton, Marianne Skovsager Andersen, Daniel Bengtsson, Thomas Olsson Bontell, Bertil Ekman, Britt Edén Engström, Ulla Feldt-Rasmussen, Ansgar Heck, Antonia Jakovcevic, Jens Otto L Jørgensen, Ivana Kraljevic, Jacek Kunicki, John R Lindsay, Marco Losa, Paul Benjamin Loughrey, Dominique Maiter, Maria Maksymowicz, Emilija Manojlovic-Gacic, Jens Pahnke, Stephan Petersenn, Maria Petersson, Vera Popovic, Oskar Ragnarsson, Åse Krogh Rasmussen, Zita Reisz, Wolfgang Saeger, Camilla Schalin-Jäntti, David Scheie, Maria Rosa Terreni, Olli Tynninen, Ben Whitelaw, Pia Burman, Olivera Casar-Borota
Acta neuropathologica - 2024 -
New Pituitary Adenoma Classification System to Individualise Management and Improve Long-Term
Prognosis.
Gudmundur Johannsson, Oskar Ragnarsson, Thomas Skoglund
Clinical endocrinology - 2024 -
Cognitive function in pituitary adenoma patients: A cross-sectional
study.
David Krabbe, Katharina Stibrant Sunnerhagen, Daniel S Olsson, Tobias Hallén, Oskar Ragnarsson, Thomas Skoglund, Gudmundur Johannsson
PLOS ONE - 2024 -
Diabetes mellitus in patients with acromegaly: pathophysiology, clinical challenges and
management
Daniela Esposito, Cesar Luiz Boguszewski, Annamaria Colao, Maria Fleseriu, Federico Gatto, Jens Otto Lunde Jørgensen, Oskar Ragnarsson, Diego Ferone, Gudmundur Johannsson
Nature Reviews Endocrinology - 2024 -
Assessing Lateralization Index of Adrenal Venous Sampling for Surgical Indication in Primary
Aldosteronism
Hiroki Kobayashi, Yoshihiro Nakamura, Masanori Abe, Oskar Ragnarsson, Eleftheria Gkaniatsa, Marianne Aa Grytaas, Kristian Lovas, Norio Wada, Takamasa Ichijo, Daniel A. Heinrich, William Drake, Sam O'Toole, Tomaz Kocjan, Darko Kastelan, Ivana Kraljevic, Koichi Yamamoto, Mika Tsuiki, Simon Kloock, Ulrich Dischinger, Mirko Parasiliti-Caprino, Gruber Sven, Ariadni Spyroglou, Raluca Maria Furnica, Francesco Fallo, Giuseppe Maiolino, Mitsuhiro Kometani, Vin-Cent Wu, Felix Beuschlein, Martin Reincke, Mitsuhide Naruse
JOURNAL OF CLINICAL ENDOCRINOLOGY & METABOLISM - 2024 -
Hip fractures in patients with primary aldosteronism - a Swedish nationwide
study
Eleftheria Gkaniatsa, Tatiana Zverkova Sandström, Annika Rosengren, Penelope Trimpou, Andreas Muth, Gudmundur Johannsson, Oskar Ragnarsson
OSTEOPOROSIS INTERNATIONAL - 2024 -
Diagnostic challenges in patients with reninomas and extrarenal renin-producing
tumours
Botond Fabian, Oskar Ragnarsson, Aleksandar Prazic, Mikael Ryden, Cristina Volpe, Ola Lindgren
CLINICAL ENDOCRINOLOGY - 2024 -
Undiagnosed adrenal insufficiency as a cause of premature death in glucocorticoid
users.
Margret Einarsdottir, Penelope Trimpou, Gudmundur Johannsson, Oskar Ragnarsson
Endocrine connections - 2024 -
Impact of chronic oral glucocorticoid treatment on mortality in patients with COVID-19: analysis of a population-based
cohort.
Margret Einarsdottir, Brian Kibiwott Kirui, Huiqi Li, Daniel S Olsson, Gudmundur Johannsson, Fredrik Nyberg, Oskar Ragnarsson
BMJ Open - 2024 -
The influence of insulin-induced hypoglycemia on copeptin
concentrations
Penelope Trimpou, Ioannis Bounias, Olof Ehn, Ola Hammarsten, Oskar Ragnarsson
PEPTIDES - 2024 -
A clinical perspective on ectopic Cushing's
syndrome
Oskar Ragnarsson, C. Christofer Juhlin, David J. Torpy, Henrik Falhammar
Trends in Endocrinology and Metabolism - 2024 -
Androgen deficiency in hypopituitary women: its consequences and
management
Daniela Esposito, Åsa Tivesten, Catharina Olivius, Oskar Ragnarsson, Gudmundur Johannsson
REVIEWS IN ENDOCRINE & METABOLIC DISORDERS - 2024 -
The diagnostic performance of copeptin in clinical practice: A prospective
study
Penelope Trimpou, Ioannis Bounias, Olof Ehn, Ola Hammarsten, Oskar Ragnarsson
CLINICAL ENDOCRINOLOGY - 2024 -
Venous thromboembolism in Cushing syndrome: results from an EuRRECa and Endo-ERN
survey
M. Cherenko, N. M. Appelman-Dijkstra, A. L.Priego Zurita, N. R. Biermasz, O. M. Dekkers, F. A. Klok, N. Reisch, A. Aulinas, B. Biagetti, S. Cannavo, L. Canu, M. Detomas, F. Devuyst, H. Falhammar, R. A. Feelders, F. Ferrau, F. Gatto, C. Grasselli, P. van Houten, C. Hoybye, A. M. Isidori, A. Kyrilli, P. Loli, D. Maiter, E. Nowak, R. Pivonello, Oskar Ragnarsson, R. V. Steenaard, N. Unger, A. van de Ven, S. M. Webb, D. Yeste, S. F. Ahmed, A. M. Pereira
Endocrine Connections - 2024 -
Establishing a valid cohort of patients with acromegaly by combining the National Patient Register with the Swedish Pituitary
Register.
J Robèrt, E Tsatsaris, K Berinder, L Bonelli, P Burman, Per Dahlqvist, C Höybye, Daniel S Olsson, Oskar Ragnarsson, K Vouzouneraki, A-K Åkerman, B Ekman, B Edén Engström
Journal of endocrinological investigation - 2024 -
Increased risk of hospitalization, intensive care and death due to COVID-19 in patients with adrenal insufficiency: A Swedish nationwide
study.
Ragnhildur Bergthorsdottir, Daniela Esposito, Daniel S Olsson, Oskar Ragnarsson, Per Dahlqvist, Sophie Bensing, Jonatan Nåtman, Gudmundur Johannsson, Fredrik Nyberg
Journal of internal medicine - 2024 -
Topical clobetasol treatment for oral lichen planus can cause adrenal
insufficiency.
Margret Einarsdottir, Maria Bankvall, Jairo Robledo-Sierra, Per-Olof Rödström, Ragnhildur Bergthorsdottir, Penelope Trimpou, Bengt Hasséus, Oskar Ragnarsson
Oral diseases - 2024 -
Mortality in Patients With Primary Aldosteronism: A Swedish Nationwide
Study.
Eleftheria Gkaniatsa, Tatiana Zverkova Sandström, Annika Rosengren, Penelope Trimpou, Daniel S Olsson, Marcus Lind, Andreas Muth, Gudmundur Johannsson, Oskar Ragnarsson
Hypertension (Dallas, Tex. : 1979) - 2023 -
Therapeutic outcomes with surgical and medical management for primary aldosteronism: protocol for a systematic review and
meta-analysis.
Aldo Rocca, Eleftheria Gkaniatsa, Maria Chiara Brunese, Eva Hessman, Andreas Muth, Bright I Nwaru, Oskar Ragnarsson, Emanuele Bobbio, Daniela Esposito
BMJ open - 2023 -
Functional brain alterations in Cushing's
syndrome.
Eleni Papakokkinou, Oskar Ragnarsson
Frontiers in endocrinology - 2023 -
Editorial: Adrenal insufficiency: Diagnostic approaches, treatments and
outcomes.
A Pazderska, C Malchoff, Oskar Ragnarsson, E Valassi
Frontiers in endocrinology - 2023 -
Dietary salt restriction in primary
aldosteronism.
Oskar Ragnarsson, Bo Carlberg, Tommy Olsson
Journal of internal medicine - 2023 -
Mineralocorticoid receptor antagonists for primary aldosteronism-appropriate or
not?
Oskar Ragnarsson, Per Dahlqvist, Andreas Muth, Jan Calissendorff, Tommy Olsson
European journal of endocrinology - 2023 -
Pituitary function before and after surgery for nonfunctioning pituitary adenomas-data from the Swedish Pituitary
Register.
Nasrin Al-Shamkhi, Katarina Berinder, Henrik Borg, Pia Burman, Per Dahlqvist, Charlotte Höybye, Daniel S Olsson, Oskar Ragnarsson, Bertil Ekman, Britt Edén Engström
European journal of endocrinology - 2023 -
The importance of personal documentation for patients living with long-term illness symptoms after pituitary surgery: A Constructivist Grounded
Theory study.
Birgit Heckemann, Tatjana Graf, Eva Jakobsson Ung, Sofie Jakobsson, Oskar Ragnarsson, Daniel S Olsson, Christina Blomdahl
Health expectations : an international journal of public participation in health care and health policy - 2023 -
International multicenter survey on screening and confirmatory testing in primary
aldosteronism.
Mitsuhide Naruse, Masanori Murakami, Takuyuki Katabami, Tomaz Kocjan, Mirko Parasiliti-Caprino, Marcus Quinkler, Matthieu St-Jean, Sam O'Toole, Filippo Ceccato, Ivana Kraljevic, Darko Kastelan, Mika Tsuiki, Jaap Deinum, Edelmiro Menéndez Torre, Troy Puar, Athina Markou, George Piaditis, Kate Laycock, Norio Wada, Marianne Aardal Grytaas, Hiroki Kobayashi, Akiyo Tanabe, Chin Voon Tong, Nuria Valdés Gallego, Sven Gruber, Felix Beuschlein, Lydia Kürzinger, Norlela Sukor, Elena A B Aisha Azizan, Oskar Ragnarsson, Michiel F Nijhoff, Giuseppe Maiolino, Guido Di Dalmazi, Valentina Kalugina, André Lacroix, Raluca Maria Furnica, Tomoko Suzuki
European journal of endocrinology - 2023 -
Adrenal Vein Sampling in the Young - Necessary or
Not?
Eleftheria Gkaniatsa, Oskar Ragnarsson
Experimental and Clinical Endocrinology & Diabetes - 2023 -
Long-term Follow-up of 84 Patients With Giant Prolactinomas-A Swedish Nationwide
Study.
Christos Himonakos, Pia Burman, Henrik Borg, Per Dahlqvist, Britt Edén Engström, Bertil Ekman, Louise Emilsson, Daniel S Olsson, Oskar Ragnarsson, Jeanette Wahlberg, Anna-Karin Åkerman, Charlotte Höybye, Katarina Berinder
The Journal of clinical endocrinology and metabolism - 2023 -
Cushing's syndrome in the elderly: data from the European Registry on Cushing's
syndrome.
Vincent Amodru, Amandine Ferriere, Antoine Tabarin, Frederic Castinetti, Stylianos Tsagarakis, Miklos Toth, Richard A Feelders, Susan M Webb, Martin Reincke, Romana Netea-Maier, Darko Kastelan, Atanaska Elenkova, Dominique Maiter, Oskar Ragnarsson, Alicia Santos, Elena Valassi
European journal of endocrinology - 2023 -
Salivary cortisol and cortisone in diagnosis of Cushing's syndrome - a comparison of six different analytical
methods
N. Backlund, G. Brattsand, S. Lundstedt, E. Aardal, I. Bartuseviciene, K. Berinder, C. Hoybye, P. Burman, B. E. Engstrom, A. Isaksson, A. Blomgren, Oskar Ragnarsson, U. Ruetschi, J. Wahlberg, T. Olsson, P. Dahlqvist
Clinical Chemistry and Laboratory Medicine - 2023 -
Illness perspectives in patients with primary
aldosteronism.
Oskar Ragnarsson, Andreas Muth, Gudmundur Johannsson, Eleftheria Gkaniatsa, Eva Jakobsson Ung, Sofie Jakobsson
PloS one - 2022 -
Long-Term Outcomes and Complications from Endoscopic Versus Microscopic Transsphenoidal Surgery for Cushing?s Disease: A 15-Year Single-Center
Study
Penelope Trimpou, Erika Backlund, Oskar Ragnarsson, Thomas Skoglund, Tobias Hallén, Gunnhildur Gudnadottir, Jeanette Carlqvist, Dan Farahmand
World Neurosurgery - 2022 -
Increased Mortality Persists after Treatment of Cushing's Disease: A Matched Nationwide Cohort
Study
D. Bengtsson, Oskar Ragnarsson, K. Berinder, P. Dahlqvist, B. E. Engstrom, B. Ekman, C. Hoybye, J. Jaras, S. Valdemarsson, P. Burman, J. Wahlberg
Journal of the Endocrine Society - 2022 -
Diagnosis and management of hypertension in patients with Cushing's syndrome: a position statement and consensus of the Working Group on Endocrine Hypertension of the European Society of
Hypertension
F. Fallo, G. Di Dalmazi, F. Beuschlein, N. R. Biermasz, F. Castinetti, A. Elenkova, M. Fassnacht, A. M. Isidori, D. Kastelan, M. Korbonits, J. Newell-Price, G. Parati, S. Petersenn, R. Pivonello, Oskar Ragnarsson, A. Tabarin, M. Theodoropoulou, S. Tsagarakis, E. Valassi, P. Witek, M. Reincke
Journal of hypertension - 2022 -
Response to Letter to the Editor from Singhania et al: "Increasing incidence of primary aldosteronism in Western Sweden during three decades - Yet an underdiagnosed
disorder".
Eleftheria Gkaniatsa, Eva Ekerstad, Manuela Gavric, Andreas Muth, Penelope Trimpou, Daniel S Olsson, Gudmundur Johannsson, Oskar Ragnarsson
The Journal of clinical endocrinology and metabolism - 2022 -
The incidence of insulinoma in Western Sweden between 2002 and
2019
Ellinor Svensson, Andreas Muth, Per Hedenström, Oskar Ragnarsson
Annals of Gastroenterology - 2022 -
Back to Basics-When Should Cushing Syndrome Be
Suspected?
Oskar Ragnarsson
The Journal of clinical endocrinology and metabolism - 2022 -
The diagnostic value of salivary cortisol and salivary cortisone in patients with suspected
hypercortisolism.
Vendela Berndt, Per Dahlqvist, Jennie de Verdier, Henrik Ryberg, Oskar Ragnarsson
Frontiers in endocrinology - 2022 -
Long-term outcomes of patients with acromegaly: a report from the Swedish Pituitary
Register
S. Arnardóttir, J. Järås, P. Burman, K. Berinder, P. Dahlqvist, E. M. Erfurth, C. Höybye, K. Larsson, Oskar Ragnarsson, B. Ekman, B. Edén Engström
European Journal of Endocrinology - 2022 -
Adrenal Cushing´s
syndrome
Oskar Ragnarsson
Endocrine Hypertension (1 edn) (Pappachan JM, F.C., ed) - 2022 -
High Mortality Rate in Oral Glucocorticoid Users: A Population-Based Matched Cohort
Study
Margret Einarsdottir, P. Ekman, M. Molin, Penelope Trimpou, Daniel S Olsson, Gudmundur Johannsson, Oskar Ragnarsson
Frontiers in Endocrinology - 2022 -
Natural history and surgical outcome of Rathke's cleft cysts-A study from the Swedish Pituitary
Registry
M. Petersson, K. Berinder, B. E. Engstrom, E. Tsatsaris, B. Ekman, J. Wahlberg, P. Burman, H. Borg, P. Siesjo, P. Dahlqvist, A. K. Akerman, Oskar Ragnarsson, M. Olsson, P. Forander, S. Bensing, C. Hoybye
Clinical Endocrinology - 2022 -
Is ectopic Cushing's syndrome underdiagnosed in patients with small cell lung
cancer?
Marta Piasecka, M. Larsson, Eleni Papakokkinou, L. Olsson, Oskar Ragnarsson
Frontiers in medicine - 2022 -
Headache Before and After Endoscopic Transsphenoidal Pituitary Tumor Surgery: A Prospective
Study
Agnes Andersson, Tobias Hallén, Daniel S Olsson, Dan Farahmand, A. C. Olofsson, Eva Jakobsson Ung, Sofie Jakobsson, Henrik Bergquist, Gudmundur Johannsson, Oskar Ragnarsson, Thomas Skoglund
Journal of Neurological Surgery Part B-Skull Base - 2022 -
Improved Urinary Cortisol Metabolome in Addison's disease: a Prospective Trial of Dual-Release
Hydrocortisone.
Stéphanie Espiard, Johanna Mcqueen, Mark Sherlock, Oskar Ragnarsson, Ragnhildur Bergthorsdottir, Pia Burman, Per Dahlqvist, Bertil Ekman, Britt Edén Engström, Stanko Skrtic, Jeanette Wahlberg, Paul M Stewart, Gudmundur Johannsson
The Journal of clinical endocrinology and metabolism - 2021 -
Ectopic ACTH- and/or CRH-Producing
Pheochromocytomas
P. F. Elliott, T. Berhane, Oskar Ragnarsson, H. Falhammar
Journal of Clinical Endocrinology & Metabolism - 2021 -
Identification of human glucocorticoid response markers using integrated multi-omic analysis from a randomized crossover
trial.
Dimitrios Chantzichristos, Per-Arne Svensson, Terence Garner, Camilla A M Glad, Brian R Walker, Ragnhildur Bergthorsdottir, Oskar Ragnarsson, Penelope Trimpou, Roland H Stimson, Stina W Borresen, Ulla Feldt-Rasmussen, Per-Anders Jansson, Stanko Skrtic, Adam Stevens, Gudmundur Johannsson
eLife - 2021 -
Corticotroph Aggressive Pituitary Tumors and Carcinomas Frequently Harbor ATRX
Mutations
O. Casar-Borota, H. B. Boldt, B. E. Engstrom, M. S. Andersen, B. Baussart, D. Bengtsson, K. Berinder, B. Ekman, U. Feldt-Rasmussen, C. Hoybye, J. O. L. Jorgensen, A. J. Kolnes, M. Korbonits, A. K. Rasmussen, J. R. Lindsay, P. B. Loughrey, D. Maiter, E. Manojlovic-Gacic, J. Pahnke, P. L. Poliani, V. Popovic, Oskar Ragnarsson, C. Schalin-Jantti, D. Scheie, M. Toth, C. Villa, M. Wirenfeldt, J. Kunicki, P. Burman
Journal of Clinical Endocrinology & Metabolism - 2021 -
MCM7 as a marker of postsurgical progression in non-functioning pituitary
adenomas.
Tobias Hallén, Daniel S Olsson, Casper Hammarstrand, Charlotte Örndal, Angelica Engvall, Oskar Ragnarsson, Thomas Skoglund, Gudmundur Johannsson
European journal of endocrinology - 2021 -
Incidence of Benign and Malignant Tumors in Patients with Acromegaly is Increased: a Nationwide Population-Based
Study.
Daniela Esposito, Oskar Ragnarsson, Gudmundur Johannsson, Daniel S Olsson
The Journal of clinical endocrinology and metabolism - 2021 -
Growth hormone deficiency in adults with hypopituitarism-What are the risks and can they be eliminated by
therapy?
Gudmundur Johannsson, Oskar Ragnarsson
Journal of Internal Medicine - 2021 -
Psychotropic Drugs in Patients with Cushing's Disease Before Diagnosis and at Long-Term Follow-Up: A Nationwide
Study
D. Bengtsson, Oskar Ragnarsson, K. Berinder, P. Dahlqvist, B. E. Engstrom, B. Ekman, C. Hoybye, P. Burman, J. Wahlberg
Journal of Clinical Endocrinology & Metabolism - 2021 -
Prevalence of Nelson's syndrome after bilateral adrenalectomy in patients with cushing's disease: a systematic review and
meta-analysis
Eleni Papakokkinou, Marta Piasecka, Hanne Krage Carlsen, Dimitrios Chantzichristos, Daniel S Olsson, P. Dahlqvist, M. Petersson, K. Berinder, S. Bensing, C. Hoybye, B. E. Engstrom, P. Burman, C. Follin, D. Petranek, E. M. Erfurth, J. Wahlberg, B. Ekman, A. K. Akerman, E. Schwarcz, Gudmundur Johannsson, H. Falhammar, Oskar Ragnarsson
Pituitary - 2021 -
Adrenal venous sampling in young patients with primary aldosteronism. Extravagance or
irreplaceable?
Eleftheria Gkaniatsa, Augustinas Sakinis, Magnus Palmér, Andreas Muth, Penelope Trimpou, Oskar Ragnarsson
The Journal of clinical endocrinology and metabolism - 2021 -
Increasing Incidence of Primary Aldosteronism in Western Sweden During 3 Decades -Yet An Underdiagnosed
Disorder
Eleftheria Gkaniatsa, E. Ekerstad, M. Gavric, Andreas Muth, Penelope Trimpou, Daniel S Olsson, Gudmundur Johannsson, Oskar Ragnarsson
Journal of Clinical Endocrinology & Metabolism - 2021 -
Endocrinological diagnosis and replacement therapy for
hypopituitarism
Daniela Esposito, Gudmundur Johannsson, Oskar Ragnarsson
PITUITARY TUMORS A Comprehensive and Interdisciplinary Approach. Jürgen Honegger, Martin Reincke and Stephan Petersenn (red.) - 2021 -
Pre- and postoperative 68 Ga-DOTATOC positron emission tomography for hormone-secreting pituitary neuroendocrine
tumors.
Axel Tjörnstrand, Olivera Casar-Borota, Kerstin Heurling, Michael Schöll, Peter Gjertsson, Oskar Ragnarsson, Helena Filipsson Nyström
Clinical endocrinology - 2021 -
Carpal tunnel syndrome in acromegaly: a nationwide
study.
Konstantina Vouzouneraki, Daniela Esposito, Sebastian Mukka, Daniel Granfeldt, Oskar Ragnarsson, Per Dahlqvist, Daniel S Olsson
European journal of endocrinology - 2021 -
Reference intervals of salivary cortisol and cortisone and their diagnostic accuracy in Cushing's
syndrome
N. Bäcklund, G. Brattsand, M. Israelsson, Oskar Ragnarsson, P. Burman, B. E. Engström, C. Høybye, K. Berinder, J. Wahlberg, T. Olsson, P. Dahlqvist
European Journal of Endocrinology - 2020 -
Excess Morbidity Persists in Patients with Cushing's Disease during Long-term Remission - A Swedish Nationwide
Study.
Eleni Papakokkinou, Daniel S Olsson, Dimitrios Chantzichristos, Per Dahlqvist, Elin Segerstedt, Tommy Olsson, Maria Petersson, Katarina Berinder, Sophie Bensing, Charlotte Höybye, Britt Edén-Engström, Pia Burman, Lorenza Bonelli, Cecilia Follin, David Petranek, Eva Marie Erfurth, Jeanette Wahlberg, Bertil Ekman, Anna-Karin Åkerman, Erik Schwarcz, Ing-Liss Bryngelsson, Gudmundur Johannsson, Oskar Ragnarsson
The Journal of clinical endocrinology and metabolism - 2020 -
Cushing's syndrome – Disease monitoring: Recurrence, surveillance with biomarkers or imaging
studies
Oskar Ragnarsson
Best Practice and Research: Clinical Endocrinology and Metabolism - 2020 -
Prolonged Diagnostic Delay in Acromegaly is Associated with Increased Morbidity and
Mortality.
Daniela Esposito, Oskar Ragnarsson, Gudmundur Johannsson, Daniel S Olsson
European journal of endocrinology - 2020 -
Patients with adrenal insufficiency have cardiovascular features associated with
hypovolemia
Daniela Esposito, Emanuele Bobbio, R. Di Fraia, P. Mone, G. Accardo, A. De Bellis, S. Iorio, K. Esposito, R. Marfella, Gudmundur Johannsson, Oskar Ragnarsson, D. Pasquali
Endocrine - 2020 -
Psychiatric and neurocognitive consequences of endogenous
hypercortisolism
Marta Piasecka, Eleni Papakokkinou, E. Valassi, A. Santos, S. M. Webb, F. de Vries, A. M. Pereira, Oskar Ragnarsson
Journal of Internal Medicine - 2020 -
Extended Support Within a Person-Centered Practice After Surgery for Patients With Pituitary Tumors: Protocol for a Quasiexperimental
Study.
Sofie Jakobsson, Daniel S Olsson, Eva Andersson, Tobias Hallén, David Krabbe, Ann-Charlotte Olofsson, Oskar Ragnarsson, Thomas Skoglund, Gudmundur Johannsson, Eva Jakobsson
JMIR research protocols - 2020 -
Primary Adrenal Leiomyosarcoma: Clinical, Radiological, and Histopathological
Characteristics
Fatema Jabarkhel, H. Puttonen, L. Hansson, Andreas Muth, Oskar Ragnarsson
Journal of the Endocrine Society - 2020 -
Lower 68 Ga-DOTATOC uptake in nonfunctioning pituitary neuroendocrine tumours compared to normal pituitary gland-A proof-of-concept
study.
Axel Tjörnstrand, Olivera Casar-Borota, Kerstin Heurling, Michael Schöll, Peter Gjertsson, Jakob Himmelman, Oleksiy Itsenko, Oskar Ragnarsson, Helena Filipsson Nyström
Clinical endocrinology - 2020 -
ABC om Cushings
syndrom.
Sofie Wengander, Penelope Trimpou, Per Dahlqvist, Oskar Ragnarsson
Lakartidningen - 2020 -
Metabolic Effects of Cortisone Acetate vs Hydrocortisone in Patients With Secondary Adrenal
Insufficiency.
Elise Ekstrand, Daniela Esposito, Oskar Ragnarsson, Jörgen Isgaard, Gudmundur Johannsson
Journal of the Endocrine Society - 2020 -
Personcentrerad vård och möjliggörande av individuell behandling: ett forskningsprojekt med och för patienter med
hypofystumör.
Sofie Jakobsson, Daniel S Olsson, Andersson Eva, Thomas Hallen, Birgit Heckemann, David Krabbe, Ann-Charlotte Olofsson, Oskar Ragnarsson, Thomas Skoglund, Gudmundur Johannsson, Eva Jakobsson Ung
Centrum för personcentrerad vård – GPCC 10-årsjubileumskonferens: Tillsammans för en bättre vård. Gothenburg, Sweden, 6-7 February - 2020 -
High prescription rate of oral glucocorticoids in children and adults: a retrospective cohort study from Western
Sweden.
Margret Einarsdottir, Per Ekman, Penelope Trimpou, Daniel S Olsson, Gudmundur Johannsson, Oskar Ragnarsson
Clinical endocrinology - 2020 -
Adrenal venous sampling in patients with ACTH-independent
hypercortisolism
Eleni Papakokkinou, Hugo Jakobsson, Augustinas Sakinis, Andreas Muth, Bo Wängberg, Olof Ehn, Gudmundur Johannsson, Oskar Ragnarsson
Endocrine - 2019 -
High mortality within 90 days of diagnosis in patients with Cushing's syndrome: results from the ERCUSYN
registry
E. Valassi, A. Tabarin, T. Brue, R. A. Feelders, M. Reincke, R. Netea-Maier, M. Toth, S. Zacharieva, S. M. Webb, S. Tsagarakis, P. Chanson, M. Pfeiffer, M. Droste, I. Komerdus, D. Kastelan, D. Maiter, O. Chabre, H. Franz, A. Santos, C. J. Strasburger, P. J. Trainer, J. Newell-Price, Oskar Ragnarsson, A. Ambroglo, G. Aranda, M. Arosio, M. Balomenaki, P. Beck-Peccoz, C. Berr-Kirmair, M. Bolanowski, J. Bollerslev, B. Thierry, D. Carvalho, F. Cavagnini, E. Christ, F. Demtroder, J. Denes, C. Dimopoulou, A. Dreval, T. Dusek, E. Erdinc, J. A. Evang, J. Fazel, S. Fica, E. Ghigo, Y. Greenman, V. Greisa, I. Halperin, F. A. Hanzu, A. Hermus, G. Johannsson, P. Kamenicky, A. Kasperlik-Zaluska, J. Kirchner, K. Darko, I. Kraljevic, A. Kruszynska, I. Lambrescu, S. Lang, A. Luger, N. Marpole, S. Martin, M. Martinie, O. Moros, J. Newell-Price, M. Orbetzova, I. Paiva, F. P. Giraldi, A. M. Pereira, J. Pickel, V. Pirags, O. Ragnarsson, A. D. Reghina, P. Riesgo, M. Roberts, S. Roerink, O. Roig, C. Rowan, P. Rudenko, M. A. Sahnoun, J. Salvador, H. A. Sigurjonsdottir, T. S. Polovina, R. Smith, B. Stachowska, G. Stalla, J. Toke, E. Ubina, S. Vinay, M. Wagenmakers, S. Werner, J. Young, P. Zdunowski, K. Zopf, S. Zopp, I. Zosin
European Journal of Endocrinology - 2019 -
Overall and disease-specific mortality in patients with Cushing's disease: a Swedish nationwide
study.
Oskar Ragnarsson, Daniel S Olsson, Eleni Papakokkinou, Dimitrios Chantzichristos, Per Dahlqvist, Elin Segerstedt, Tommy Olsson, Maria Petersson, Katarina Berinder, Sophie Bensing, Charlotte Höybye, Britt Edén-Engström, Pia Burman, Lorenza Bonelli, Cecilia Follin, David Petranek, Eva Marie Erfurth, Jeanette Wahlberg, Bertil Ekman, Anna-Karin Åkerman, Erik Schwarcz, Ing-Liss Bryngelsson, Gudmundur Johannsson
The Journal of clinical endocrinology and metabolism - 2019 -
Radiotherapy as a tool for the treatment of Cushing's
disease
Frederic Castinetti, Thierry Brue, Oskar Ragnarsson
European Journal of Endocrinology - 2019 -
Non-functioning pituitary adenomas: indications for pituitary surgery and post-surgical
management.
Daniela Esposito, Daniel S Olsson, Oskar Ragnarsson, Michael Buchfelder, Thomas Skoglund, Gudmundur Johannsson
Pituitary - 2019 -
The incidence of Cushing's disease: a nationwide Swedish
study.
Oskar Ragnarsson, Daniel S Olsson, Dimitrios Chantzichristos, Eleni Papakokkinou, Per Dahlqvist, Elin Segerstedt, Tommy Olsson, Maria Petersson, Katarina Berinder, Sophie Bensing, Charlotte Höybye, Britt Edén Engström, Pia Burman, Lorenza Bonelli, Cecilia Follin, David Petranek, Eva Marie Erfurth, Jeanette Wahlberg, Bertil Ekman, Anna-Karin Åkerman, Erik Schwarcz, Ing-Liss Bryngelsson, Gudmundur Johannsson
Pituitary - 2019 -
The incidence of endogenous Cushing's syndrome in the modern
era
Sofie Wengander, Penelope Trimpou, Eleni Papakokkinou, Oskar Ragnarsson
Clinical Endocrinology - 2019 -
Elevated resting-state connectivity in the medial temporal lobe and the prefrontal cortex among patients with Cushing's syndrome in
remission
Andreas Stomby, Alireza Salami, Per Dahlqvist, Johan Arild Evang, Mats Ryberg, Jens Bollerslev, Tommy Olsson, Gudmundur Johannsson, Oskar Ragnarsson
European journal of endocrinology - 2019 -
The pre- and postoperative illness trajectory in patients with pituitary
tumours.
Eva Jakobsson Ung, Ida Björkman, Daniel S Olsson, Oskar Ragnarsson, Thomas Skoglund, Sofie Jakobsson, Gudmundur Johannsson
Endocrine connections - 2019 -
Pituitary Metastases: a Nationwide Study on Current Characteristics with Special Reference to Breast
Cancer.
Fredrika Schill, Margareta Nilsson, Daniel S Olsson, Oskar Ragnarsson, Katarina Berinder, Britt Edén Engström, Per Dahlqvist, Jeanette Wahlberg, Elisabet Englund, Pia Burman
The Journal of clinical endocrinology and metabolism - 2019 -
Temporal relationship of sleep apnea and acromegaly: a nationwide
study
K. Vouzouneraki, K. A. Franklin, M. Forsgren, M. Warn, Jenny Tiberg Persson, H. Wik, C. Dahlgren, A. S. Nilsson, C. Alkebro, P. Burman, E. M. Erfurth, J. Wahlberg, A. K. Akerman, C. Hoybye, Oskar Ragnarsson, B. E. Engstrom, P. Dahlqvist
Endocrine - 2018 -
Tumoral MGMT content predicts survival in patients with aggressive pituitary tumors and pituitary carcinomas given treatment with
temozolomide.
D Bengtsson, H D Schrøder, K Berinder, D Maiter, C Hoybye, Oskar Ragnarsson, U Feldt-Rasmussen, Å Krogh Rasmussen, A van der Lely, M Petersson, Gudmundur Johannsson, M Andersen, P Burman
Endocrine - 2018 -
Worse Health-Related Quality of Life at long-term follow-up in patients with Cushing's disease than patients with cortisol producing adenoma. Data from the
ERCUSYN
E. Valassi, R. Feelders, D. Maiter, P. Chanson, M. Yaneva, M. Reincke, M. Krsek, M. Toth, S. M. Webb, A. Santos, I. Paiva, I. Komerdus, M. Droste, A. Tabarin, C. J. Strasburger, H. Franz, P. J. Trainer, J. Newell-Price, J. A. H. Wass, Eleni Papakokkinou, Oskar Ragnarsson
Clinical Endocrinology - 2018 -
Comorbidities in patients with nonfunctioning pituitary adenoma: Influence of long-term growth hormone
replacement
Casper Hammarstrand, Oskar Ragnarsson, Olivia Bengtsson, I. L. Bryngelsson, Gudmundur Johannsson, Daniel S Olsson
European Journal of Endocrinology - 2018 -
Adrenal venous sampling: The learning curve of a single interventionalist with 282 consecutive
procedures
Hugo Jakobsson, Katerina Farmaki, Augustinas Sakinis, Olof Ehn, Gudmundur Johannsson, Oskar Ragnarsson
Diagnostic and Interventional Radiology - 2018 -
Decreasing mortality and changes in treatment patterns in patients with acromegaly from a nationwide
study
Daniela Esposito, Oskar Ragnarsson, D. Granfeldt, T. Marlow, Gudmundur Johannsson, Daniel S Olsson
European Journal of Endocrinology - 2018 -
The impact of adjustments to the diagnostic criteria for biochemical remission in surgically treated patients with
acromegaly
Konstantina Kousoula, Katerina Farmaki, Thomas Skoglund, Daniel S Olsson, Gudmundur Johannsson, Penelope Trimpou, Oskar Ragnarsson
Growth Hormone and IGF Research - 2017 -
Pituitary dysfunction in granulomatosis with
polyangiitis
Daniela Esposito, Penelope Trimpou, D. Giugliano, Mats Dehlin, Oskar Ragnarsson
Pituitary - 2017 -
Visceral Fat and Novel Biomarkers of Cardiovascular Disease in Patients With Addison's Disease: A Case-Control
Study
Ragnhildur Bergthorsdottir, Oskar Ragnarsson, Stanko Skrtic, Camilla A M Glad, Staffan Nilsson, I. L. Ross, M. Leonsson-Zachrisson, Gudmundur Johannsson
Journal of Clinical Endocrinology & Metabolism - 2017 -
Diagnostic value of the water deprivation test in the polyuria-polydipsia
syndrome.
Penelope Trimpou, Daniel S Olsson, Olof Ehn, Oskar Ragnarsson
Hormones - 2017 -
A polymorphism in the CYP17A1 gene influences the therapeutic response to steroidogenesis inhibitors in Cushing's
syndrome
E. Valassi, A. Aulinas, Camilla A M Glad, Gudmundur Johannsson, Oskar Ragnarsson, S. M. Webb
Clinical Endocrinology - 2017 -
Long-term safety of once-daily, dual-release hydrocortisone in patients with adrenal insufficiency: a phase 3b, open-label, extension
study.
Anna G Nilsson, Ragnhildur Bergthorsdottir, Pia Burman, Per Dahlqvist, Bertil Ekman, Britt Edén Engström, Oskar Ragnarsson, Stanko Skrtic, Jeanette Wahlberg, Heinrich Achenbach, Sharif Uddin, Claudio Marelli, Gudmundur Johannsson
European journal of endocrinology - 2017 -
Decreased prefrontal functional brain response during memory testing in women with Cushing's syndrome in
remission
Oskar Ragnarsson, A. Stomby, P. Dahlqvist, J. A. Evang, M. Ryberg, T. Olsson, J. Bollerslev, L. Nyberg, Gudmundur Johannsson
Psychoneuroendocrinology - 2017 -
Incidence of malignant tumours in patients with a non-functioning pituitary
adenoma.
Daniel S Olsson, Casper Hammarstrand, Ing-Liss Bryngelsson, Anna G Nilsson, Eva Andersson, Gudmundur Johannsson, Oskar Ragnarsson
Endocrine-related cancer - 2017 -
Reduced DNA methylation and psychopathology following endogenous hypercortisolism- a genome-wide
study
Camilla A M Glad, Johanna C. Andersson-Assarsson, Peter Berglund, Ragnhildur Bergthorsdottir, Oskar Ragnarsson, Gudmundur Johannsson
Scientific Reports - 2017 -
Time trends of mortality in patients with non-functioning pituitary adenoma: a Swedish nationwide
study.
Daniel S Olsson, Ing-Liss Bryngelsson, Oskar Ragnarsson
Pituitary - 2017 -
Higher glucocorticoid replacement doses are associated with increased mortality in patients with pituitary
adenoma
Casper Hammarstrand, Oskar Ragnarsson, T. Hallén, Eva Andersson, T. Skoglund, Anna G Nilsson, Gudmundur Johannsson, Daniel S Olsson
European Journal of Endocrinology - 2017 -
Higher incidence of morbidity in women than men with non-functioning pituitary adenoma: a Swedish nationwide
study
Daniel S Olsson, I. L. Bryngelsson, Oskar Ragnarsson
European Journal of Endocrinology - 2016 -
Urinary free cortisol and androgens in the population—Hormone interactions and the relationship with body composition and bone
status
Oskar Ragnarsson, Penelope Trimpou, G. Oleröd, Kerstin Landin-Wilhelmsen
Steroids - 2016 -
Long-Term Outcome and MGMT as a Predictive Marker in 24 Patients With Atypical Pituitary Adenomas and Pituitary Carcinomas Given Treatment With
Temozolomide
D. Bengtsson, H. D. Schroder, M. Andersen, D. Maiter, K. Berinder, U. F. Rasmussen, A. K. Rasmussen, Gudmundur Johannsson, C. Hoybye, A. J. van der Lely, M. Petersson, Oskar Ragnarsson, P. Burman
Journal of Clinical Endocrinology & Metabolism - 2015 -
Primary aldosteronism is an underdiagnosed cause of hypertension. Important to find undiagnosed patients--effective treatment
available
Oskar Ragnarsson, Andreas Muth, Gudmundur Johannsson, Bo Wängberg
Läkartidningen - 2015 -
[The importance of adrenal vein sampling in primary aldosteronism. Necessary examination for many patients as computed tomography can lead to
errors].
Oskar Ragnarsson, Bo Wängberg, Andreas Muth, Gudmundur Johannsson
Lakartidningen - 2015 -
Betydelsen av binjurevens-kateterisering vid primär aldosteronism - Nödvändig undersökning för många patienter då datortomografi kan leda
fel.
Oskar Ragnarsson, Bo Wängberg, Andreas Muth, Augustinas Sakinis, Gudmundur Johannsson
Läkartidningen - 2015 -
Primär aldosteronism är en under-diagnostiserad orsak till hypertoni - Viktigt hitta odiagnostiserade patienter - effektiv behandling
finns.
Oskar Ragnarsson, Andreas Muth, Gudmundur Johannsson, Bo Wängberg
Läkartidningen - 2015 -
MECHANISMS IN ENDOCRINOLOGY Cushing's syndrome causes irreversible effects on the human brain: a systematic review of structural and functional magnetic resonance imaging
studies
C. D. Andela, F. M. van Haalen, Oskar Ragnarsson, Eleni Papakokkinou, Gudmundur Johannsson, A. Santos, S. M. Webb, N. R. Biermasz, N. J. A. van der Wee, A. M. Pereira
European Journal of Endocrinology - 2015 -
The association between urinary cortisol excretion and cardiovascular risk factors, bone status and quality of life in the
population
Oskar Ragnarsson, Penelope Trimpou, Göran Oleröd, Kerstin Landin-Wilhelmsen
Steroids - 2015 -
Mental Fatigue and Executive Dysfunction in Patients with Cushing's Syndrome in
Remission
Eleni Papakokkinou, Birgitta Johansson, Peter Berglund, Oskar Ragnarsson
Behavioural Neurology - 2015 -
Systematic review of surgery and outcomes in patients with primary
aldosteronism.
Andreas Muth, Oskar Ragnarsson, Gudmundur Johannsson, Bo Wängberg
The British journal of surgery - 2015 -
Body composition and bone mineral density in women with Cushing's syndrome in remission and the association with common genetic variants influencing glucocorticoid
sensitivity.
Oskar Ragnarsson, Camilla A M Glad, Ragnhildur Bergthorsdottir, Erik G Almqvist, Eva Ekerstad, Håkan Widell, Bo Wängberg, Gudmundur Johannsson
European journal of endocrinology / European Federation of Endocrine Societies - 2015 -
The incidence rate of pituitary adenomas in western Sweden for the period
2001-2011
Axel Tjörnstrand, Kerstin Gunnarsson, Max Evert, Oskar Ragnarsson, Thord Rosén, Helena L. Filipsson
European Journal of Endocrinology - 2014 -
The relationship between glucocorticoid replacement and quality of life in 2737 hypopituitary
patients.
Oskar Ragnarsson, Anders F Mattsson, John P Monson, Helena Filipsson Nyström, Ann-Charlotte Akerblad, Maria Kołtowska-Häggström, Gudmundur Johannsson
European journal of endocrinology / European Federation of Endocrine Societies - 2014 -
Common genetic variants in the glucocorticoid receptor and the 11β-Hydroxysteroid dehydrogenase type 1 genes influence long-term cognitive impairments in patients with Cushing's syndrome in
remission.
Oskar Ragnarsson, Camilla A M Glad, Peter Berglund, Ragnhildur Bergthorsdottir, Derek Eder, Gudmundur Johannsson
The Journal of clinical endocrinology and metabolism - 2014 -
Cardiovascular and metabolic impact of glucocorticoid replacement
therapy.
Gudmundur Johannsson, Oskar Ragnarsson
Frontiers of hormone research - 2014 -
Prospective evaluation of long-term safety of dual-release hydrocortisone replacement administered once daily in patients with adrenal
insufficiency.
Anna G Nilsson, C Marelli, D Fitts, Ragnhildur Bergthorsdottir, P Burman, Patrik Dahlqvist Jönsson, Britt-Marie Ekman-Joelsson, B Edén Engström, T Olsson, Oskar Ragnarsson, M Ryberg, J Wahlberg, H Lennernäs, Stanko Skrtic, Gudmundur Johannsson
European journal of endocrinology / European Federation of Endocrine Societies - 2014 -
The impact of glucocorticoid replacement on bone mineral density in patients with hypopituitarism before and after 2 years of growth hormone replacement
therapy.
Hjalmar Ragnar Agnarsson, Gudmundur Johannsson, Oskar Ragnarsson
The Journal of clinical endocrinology and metabolism - 2014 -
Neurodegenerative and inflammatory biomarkers in cerebrospinal fluid in patients with Cushing's syndrome in
remission.
Oskar Ragnarsson, Peter Berglund, Derek Eder, Henrik Zetterberg, Max Albert Hietala, Kaj Blennow, Gudmundur Johannsson
European journal of endocrinology / European Federation of Endocrine Societies - 2013 -
Inadequate testosterone suppression after medical and subsequent surgical castration in a patient with prostate
cancer.
Oskar Ragnarsson, Gudmundur Johannsson, Kjell Geterud, Pär Lodding, Per Dahlqvist
BMJ case reports - 2013 -
Feokromo- cytomär en livshotande orsak till akut hjärtsvikt. Bör övervägas som differentialdiagnos vid oklara
fall.
Pavlos Kashioulis, Bo Wängberg, Petur Petursson, Oskar Ragnarsson
Läkartidningen - 2013 -
Cushing's syndrome: a structured short- and long-term management plan for patients in
remission.
Oskar Ragnarsson, Gudmundur Johannsson
European journal of endocrinology / European Federation of Endocrine Societies - 2013 -
Effect of short-term growth hormone and testosterone administration on body composition and glucose homeostasis in men receiving chronic glucocorticoid
therapy.
Oskar Ragnarsson, Morton G Burt, Ken K Y Ho, Gudmundur Johannsson
European journal of endocrinology / European Federation of Endocrine Societies - 2013 -
Effect of short-term GH and testosterone administration on body composition and glucose homoeostasis in men receiving chronic glucocorticoid
therapy
Oskar Ragnarsson, M. G. Burt, K. K. Y. Ho, Gudmundur Johannsson
European Journal of Endocrinology - 2013 -
Comorbidity and cardiocascular risk factors in adult GH deficiency following treatment for Cushing´s disease or non-functioning pituitary adenomas during
childhood.
Oskar Ragnarsson, Charlotte Höybye, J Peter Jönsson, Feldt-Rasmussen, Ulla, Gudmundur Johannsson, Beverly MK Biller, Maria Koltowska-Häggström
European journal of endocrinology - 2012 -
Improved Cortisol Exposure-Time Profile and Outcome in Patients with Adrenal Insufficiency: A Prospective Randomized Trial of a Novel Hydrocortisone Dual-Release
Formulation
Gudmundur Johannsson, Anna G Nilsson, Ragnhildur Bergthorsdottir, P Burman, P Dahlqvist, BE Engström, T Olsson, Oskar Ragnarsson, M Ryberg, J Wahlberg, BM Biller, JP Monson, PM Stewart, H Lennernäs, Stanko Skrtic
Journal of Clinical Endocrinology & Metabolism - 2012 -
Glucocorticoid replacement therapy is independently associated with reduced bone mineral density in women with
hypopituitarism.
Oskar Ragnarsson, Helena Filipsson Nyström, Gudmundur Johannsson
Clinical endocrinology - 2012 -
Evaluation of a Sensitive Copeptin Assay for Clinical
Measurement
Ola Hammarsten, D Terzic, jens goetze, A. S. Johansson-Fällgren, Oskar Ragnarsson
The Open Clinical Chemistry Journal - 2012 -
Long-term cognitive impairments and attentional deficits in patients with Cushing's disease and cortisol-producing adrenal adenoma in
remission.
Oskar Ragnarsson, Peter Berglund, Derek Eder, Gudmundur Johannsson
The Journal of clinical endocrinology and metabolism - 2012 -
Discontinuing long-term GH replacement therapy--a randomized, placebo-controlled crossover trial in adult GH
deficiency.
Helena Filipsson Nyström, Edna J L Barbosa, Anna G Nilsson, Lise-Lott Norrman, Oskar Ragnarsson, Gudmundur Johannsson
The Journal of clinical endocrinology and metabolism - 2012 -
Glucocorticoids - outcome in patients with glucocorticoid deficiency and Cushing's
syndrome
Oskar Ragnarsson
2012 -
Clinical features of GH deficiency and effects of 3 years of GH replacement in adults with controlled Cushing's
disease.
Charlotte Höybye, Oskar Ragnarsson, Peter J Jönsson, Maria Koltowska-Häggström, Peter Trainer, Ulla Feldt-Rasmussen, Beverly M K Biller
European journal of endocrinology / European Federation of Endocrine Societies - 2010