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Pain sensitivity after Roux-en-Y gastric bypass – associations with chronic abdominal pain and psychosocial aspects.
Published in:
Scandinavian Journal of Pain, 2023, v. 23, n. 3, p. 511, doi. 10.1515/sjpain-2023-0005
By:
- Blom-Høgestøl, Ingvild K.;
- Aasbrenn, Martin;
- Kvalem, Ingela L.;
- Eribe, Inger;
- Kristinsson, Jon A.;
- Mala, Tom
Publication type:
Article
Standard vs Distal Roux-en-Y Gastric Bypass in Patients With Body Mass Index 50 to 60: A Double-blind, Randomized Clinical Trial.
Published in:
2016
By:
- Risstad, Hilde;
- Svanevik, Marius;
- Kristinsson, Jon A.;
- Hjelmesæth, Jøran;
- Aasheim, Erlend T.;
- Hofsø, Dag;
- Søvik, Torgeir T.;
- Karlsen, Tor-Ivar;
- Fagerland, Morten W.;
- Sandbu, Rune;
- Mala, Tom
Publication type:
journal article
Five-year outcomes after laparoscopic gastric bypass and laparoscopic duodenal switch in patients with body mass index of 50 to 60: a randomized clinical trial.
Published in:
2015
By:
- Risstad, Hilde;
- Søvik, Torgeir T;
- Engström, My;
- Aasheim, Erlend T;
- Fagerland, Morten W;
- Olsén, Monika Fagevik;
- Kristinsson, Jon A;
- le Roux, Carel W;
- Bøhmer, Thomas;
- Birkeland, Kåre I;
- Mala, Tom;
- Olbers, Torsten
Publication type:
journal article
Five-Year Outcomes After Laparoscopic Gastric Bypass and Laparoscopic Duodenal Switch in Patients With Body Mass Index of 50 to 60.
Published in:
JAMA Surgery, 2015, v. 150, n. 4, p. 352, doi. 10.1001/jamasurg.2014.3579
By:
- Risstad, Hilde;
- Søvik, Torgeir T.;
- Engström, My;
- Aasheim, Erlend T.;
- Fagerland, Morten W.;
- Olsén, Monika Fagevik;
- Kristinsson, Jon A.;
- le Roux, Carel W.;
- Bøhmer, Thomas;
- Birkeland, Kåre I.;
- Mala, Tom;
- Olbers, Torsten
Publication type:
Article
Polymorphisms in alcohol-metabolizing enzymes and esophageal carcinoma susceptibility: a Dutch Caucasian case-control study.
Published in:
Journal of Human Genetics, 2013, v. 58, n. 11, p. 742, doi. 10.1038/jhg.2013.95
By:
- Dura, Polat;
- Berkers, Tineke;
- van Veen, Elke M;
- Salomon, Jody;
- te Morsche, Rene HM;
- Roelofs, Hennie MJ;
- Kristinsson, Jon O;
- Wobbes, Theo;
- Witteman, Ben JM;
- Tan, Adriaan CITL;
- Drenth, Joost PH;
- Peters, Wilbert HM
Publication type:
Article
COPA syndrome in an Icelandic family caused by a recurrent missense mutation in COPA.
Published in:
2017
By:
- Jensson, Brynjar O.;
- Hansdottir, Sif;
- Arnadottir, Gudny A.;
- Sulem, Gerald;
- Kristjansson, Ragnar P.;
- Oddsson, Asmundur;
- Benonisdottir, Stefania;
- Jonsson, Hakon;
- Helgason, Agnar;
- Saemundsdottir, Jona;
- Magnusson, Olafur T.;
- Masson, Gisli;
- Thorisson, Gudmundur A.;
- Jonasdottir, Adalbjorg;
- Jonasdottir, Aslaug;
- Sigurdsson, Asgeir;
- Jonsdottir, Ingileif;
- Petursdottir, Vigdis;
- Kristinsson, Jon R.;
- Gudbjartsson, Daniel F.
Publication type:
Case Study
Executive Function, Eating Behavior, and Preoperative Weight Loss in Bariatric Surgery Candidates: An Observational Study.
Published in:
Obesity Facts: The European Journal of Obesity, 2019, v. 12, n. 5, p. 489, doi. 10.1159/000502118
By:
- Walø-Syversen, Gro;
- Kvalem, Ingela L.;
- Kristinsson, Jon;
- Eribe, Inger L.;
- Rø, Øyvind;
- Dahlgren, Camilla Lindvall
Publication type:
Article
Birth Weight and Risk for Childhood Leukemia in Denmark, Sweden, Norway, and Iceland.
Published in:
JNCI: Journal of the National Cancer Institute, 2004, v. 96, n. 20, p. 1549, doi. 10.1093/jnci/djh287
By:
- Hjalgrim, Lisa Lyngsie;
- Rostgaard, Klaus;
- Hjalgrim, Henrik;
- Westergaard, Tine;
- Thomassen, Harald;
- Forestier, Erik;
- Gustafsson, Göran;
- Kristinsson, Jon;
- Melbye, Mads;
- Schmiegelow, Kjeld
Publication type:
Article
Age- and Sex-Specific Incidence of Childhood Leukemia by Immunophenotype in the Nordic Countries.
Published in:
JNCI: Journal of the National Cancer Institute, 2003, v. 95, n. 20, p. 1539, doi. 10.1093/jnci/djg064
By:
- Hjalgrim, Lisa Lyngsie;
- Rostgaard, Klaus;
- Schmiegelow, Kjeld;
- Söderhäll, Stefan;
- Kolmannskog, Svein;
- Vettenranta, Kim;
- Kristinsson, Jon;
- Clausen, Niels;
- Melbye, Mads;
- Hjalgrim, Henryk;
- Gustafsson, Göran
Publication type:
Article
Standard versus distal Roux-en-Y gastric bypass in patients with BMI 50–60 kg/m2: 5-year outcomes of a double-blind, randomized clinical trial.
Published in:
BJS Open, 2021, v. 5, n. 6, p. 1, doi. 10.1093/bjsopen/zrab105
By:
- Salte, Odd Bjørn Kjeldaas;
- Svanevik, Marius;
- Risstad, Hilde;
- Hofsø, Dag;
- Blom-Høgestøl, Ingvild Kristine;
- Johnson, Line Kristin;
- Fagerland, Morten Wang;
- Kristinsson, Jon;
- Hjelmesæth, Jøran;
- Mala, Tom;
- Sandbu, Rune
Publication type:
Article
Possible carcinogenic effect of 6-mercaptopurine on bone marrow stem cells.
Published in:
Cancer (0008543X), 1999, v. 86, n. 6, p. 1080, doi. 10.1002/(SICI)1097-0142(19990915)86:6<1080::AID-CNCR26>3.0.CO;2-5
By:
- Thomsen, Jens Bo;
- Schrøder, Henrik;
- Kristinsson, Jon;
- Madsen, Bibi;
- Szumlanski, Carol;
- Weinshilboum, Richard;
- Brandt Andersen, Jesper;
- Schmiegelow, Kjeld
Publication type:
Article
Irritable bowel syndrome-like symptoms and health related quality of life two years after Roux-en-Y gastric bypass - a prospective cohort study.
Published in:
2019
By:
- Blom-Høgestøl, Ingvild Kristine;
- Aasbrenn, Martin;
- Chahal-Kummen, Monica;
- Brunborg, Cathrine;
- Eribe, Inger;
- Kristinsson, Jon;
- Farup, Per G.;
- Mala, Tom
Publication type:
journal article
Ten-Year Outcomes Following Roux-en-Y Gastric Bypass vs Duodenal Switch for High Body Mass Index: A Randomized Clinical Trial.
Published in:
JAMA Network Open, 2024, v. 7, n. 6, p. e2414340, doi. 10.1001/jamanetworkopen.2024.14340
By:
- Salte, Odd Bjørn Kjeldaas;
- Olbers, Torsten;
- Risstad, Hilde;
- Fagerland, Morten Wang;
- Søvik, Torgeir Thorson;
- Blom-Høgestøl, Ingvild Kristine;
- Kristinsson, Jon A.;
- Engström, My;
- Mala, Tom
Publication type:
Article
Barrett associated MHC and FOXF1 variants also increase esophageal carcinoma risk.
Published in:
International Journal of Cancer, 2013, v. 133, n. 7, p. 1751, doi. 10.1002/ijc.28160
By:
- Dura, Polat;
- Veen, Elke M.;
- Salomon, Jody;
- Morsche, Rene H.M.;
- Roelofs, Hennie M.J.;
- Kristinsson, Jon O.;
- Wobbes, Theo;
- Witteman, Ben J.M.;
- Tan, Adriaan C.I.T.L.;
- Drenth, Joost P.H.;
- Peters, Wilbert H.M.
Publication type:
Article
Maintenance therapy of childhood acute lymphoblastic leukemia revisited-Should drug doses be adjusted by white blood cell, neutrophil, or lymphocyte counts?
Published in:
2016
By:
- Schmiegelow, Kjeld;
- Nersting, Jacob;
- Nielsen, Stine Nygaard;
- Heyman, Mats;
- Wesenberg, Finn;
- Kristinsson, Jon;
- Vettenranta, Kim;
- Schrøeder, Henrik;
- Weinshilboum, Richard;
- Jensen, Katrine Lykke;
- Grell, Kathrine;
- Rosthoej, Susanne
Publication type:
journal article
Predicting satisfaction with outcome and follow‐up care 5 years after bariatric surgery: A prospective evaluation.
Published in:
Obesity Science & Practice, 2022, v. 8, n. 5, p. 595, doi. 10.1002/osp4.594
By:
- Lundin Kvalem, Ingela;
- Gabrielsen, Louise;
- Eribe, Inger;
- Kristinsson, Jon A.;
- Mala, Tom
Publication type:
Article
Preoperative inhibitory control predicts weight loss 1 year after bariatric surgery.
Published in:
European Eating Disorders Review, 2021, v. 29, n. 1, p. 123, doi. 10.1002/erv.2801
By:
- Walø‐Syversen, Gro;
- Kvalem, Ingela L.;
- Kristinsson, Jon;
- Eribe, Inger L.;
- Rø, Øyvind;
- Brunborg, Cathrine;
- Lindvall Dahlgren, Camilla
Publication type:
Article
Hearing impairment after platinum-based chemotherapy in childhood.
Published in:
Pediatric Blood & Cancer, 2011, v. 56, n. 4, p. 631, doi. 10.1002/pbc.22876
By:
- Einar-Jon, Einarsson;
- Trausti, Oskarsson;
- Asgeir, Haraldsson;
- Christian, Moëll;
- Thomas, Wiebe;
- Måns, Magnusson;
- Jon, Kristinsson;
- Hannes, Petersen
Publication type:
Article
Gastrisk bypass med én anastomose ved sykelig overvekt.
Published in:
Journal of the Norwegian Medical Association / Tidsskrift for Den Norske Laegeforening, 2023, v. 143, n. 16, p. 1400
By:
- RICHARDSEN, ANDREA J.;
- CHAHAL-KUMMEN, MONICA;
- KRISTINSSON, JON A.;
- SØVIK, TORGEIR THORSON;
- ERIBE, INGER ELISABETH LØKKEN;
- MALA, TOM
Publication type:
Article
No role for glutathione S-transferase genotypes in Caucasian esophageal squamous cell or adenocarcinoma etiology: an European case-control study.
Published in:
2013
By:
- Dura, Polat;
- Salomon, Jody;
- Te Morsche, Rene H. M.;
- Roelofs, Hennie M. J.;
- Kristinsson, Jon O.;
- Wobbes, Theo;
- Witteman, Ben J. M.;
- Tan, Adriaan C. I. T. L;
- Drenth, Joost P. H.;
- Peters, Wilbert H. M.
Publication type:
journal article
Gastroparesis in patients with inactive Crohn's disease: a case series.
Published in:
BMC Gastroenterology, 2007, v. 7, p. 11, doi. 10.1186/1471-230X-7-11
By:
- Kristinsson, Jon O;
- PMHopman, Wim;
- JGOyen, Wim;
- Drenth, Joost PH
Publication type:
Article
Weight loss, cardiovascular risk factors, and quality of life after gastric bypass and duodenal switch: a randomized trial.
Published in:
2011
By:
- Søvik TT;
- Aasheim ET;
- Taha O;
- Engström M;
- Fagerland MW;
- Björkman S;
- Kristinsson J;
- Birkeland KI;
- Mala T;
- Olbers T;
- Søvik, Torgeir T;
- Aasheim, Erlend T;
- Taha, Osama;
- Engström, My;
- Fagerland, Morten W;
- Björkman, Sofia;
- Kristinsson, Jon;
- Birkeland, Kare I;
- Mala, Tom;
- Olbers, Torsten
Publication type:
journal article
Weight Loss, Cardiovascular Risk Factors, and Quality of Life After Gastric Bypass and Duodenal Switch.
Published in:
Annals of Internal Medicine, 2011, v. 155, n. 5, p. 281, doi. 10.7326/0003-4819-155-5-201109060-00005
By:
- Søvik, Torgeir T.;
- Aasheim, Erlend T.;
- Taha, Osama;
- Fagerland, Morten W.;
- Björkman, Sofia;
- Kristinsson, Jon;
- Birkeland, Kåre I.;
- Mala, Tom;
- Olbers, Torsten
Publication type:
Article
Suspected infections in children treated for ALL.
Published in:
Acta Paediatrica, 2009, v. 98, n. 7, p. 1149, doi. 10.1111/j.1651-2227.2009.01286.x
By:
- Hafsteinsdóttir, Sólveig;
- Jónasson, Kristján;
- Jónmundsson, Guðmundur K.;
- Kristinsson, Jón R.;
- Jónsson, Ólafur Gísli;
- Alfreðsdóttir, Inga Huld;
- Cilio, Corrado;
- Wiebe, Thomas;
- Haraldsson, Ásgeir
Publication type:
Article
Relationships Between Vitamin D Status and PTH over 5 Years After Roux-en-Y Gastric Bypass: a Longitudinal Cohort Study.
Published in:
Obesity Surgery, 2020, v. 30, n. 9, p. 3426, doi. 10.1007/s11695-020-04582-5
By:
- Hewitt, Stephen;
- Kristinsson, Jon;
- Aasheim, Erlend Tuseth;
- Blom-Høgestøl, Ingvild Kristine;
- Aaseth, Eirik;
- Jahnsen, Jørgen;
- Eriksen, Erik Fink;
- Mala, Tom
Publication type:
Article
Bone Turnover Markers After Standard and Distal Roux-en-Y Gastric Bypass: Results from a Randomized Controlled Trial.
Published in:
Obesity Surgery, 2019, v. 29, n. 9, p. 2886, doi. 10.1007/s11695-019-03909-1
By:
- Svanevik, Marius;
- Risstad, Hilde;
- Hofsø, Dag;
- Blom-Høgestøl, Ingvild K;
- Kristinsson, Jon A.;
- Sandbu, Rune;
- Småstuen, Milada Cvancarova;
- Thorsby, Per Medbøe;
- Mala, Tom;
- Hjelmesæth, Jøran
Publication type:
Article
Patient-Reported Outcome Measures 2 Years After Standard and Distal Gastric Bypass—a Double-Blind Randomized Controlled Trial.
Published in:
Obesity Surgery, 2018, v. 28, n. 3, p. 606, doi. 10.1007/s11695-017-2891-3
By:
- Karlsen, Tor-Ivar;
- Hjelmesæth, Jøran;
- Svanevik, Marius;
- Sandbu, Rune;
- Småstuen, Milada Cvancarova;
- Kolotkin, Ronette L;
- Risstad, Hilde;
- Kristinsson, Jon A.;
- Søvik, Torgeir T;
- Mala, Tom
Publication type:
Article
Chronic Abdominal Pain and Symptoms 5 Years After Gastric Bypass for Morbid Obesity.
Published in:
Obesity Surgery, 2017, v. 27, n. 6, p. 1438, doi. 10.1007/s11695-016-2499-z
By:
- Høgestøl, Ingvild;
- Stubhaug, Audun;
- Hewitt, Stephen;
- Mala, Tom;
- Chahal-Kummen, Monica;
- Eribe, Inger;
- Kristinsson, Jon;
- Brunborg, Cathrine
Publication type:
Article
Changes in Health-Related Quality of Life After Gastric Bypass in Patients With and Without Obesity-Related Disease.
Published in:
Obesity Surgery, 2015, v. 25, n. 12, p. 2408, doi. 10.1007/s11695-015-1717-4
By:
- Risstad, Hilde;
- Søvik, Torgeir;
- Hewitt, Stephen;
- Kristinsson, Jon;
- Fagerland, Morten;
- Bernklev, Tomm;
- Mala, Tom
Publication type:
Article
Perioperative Outcomes of Proximal and Distal Gastric Bypass in Patients with BMI Ranged 50-60 kg/m-A Double-Blind, Randomized Controlled Trial.
Published in:
Obesity Surgery, 2015, v. 25, n. 10, p. 1788, doi. 10.1007/s11695-015-1621-y
By:
- Svanevik, Marius;
- Risstad, Hilde;
- Hofsø, Dag;
- Schou, Carl;
- Solheim, Brita;
- Søvik, Torgeir;
- Kristinsson, Jon;
- Hjelmesæth, Jøran;
- Mala, Tom;
- Sandbu, Rune
Publication type:
Article
Long-Term Improvements in Pulmonary Function 5 Years After Bariatric Surgery.
Published in:
Obesity Surgery, 2014, v. 24, n. 5, p. 705, doi. 10.1007/s11695-013-1159-9
By:
- Hewitt, Stephen;
- Humerfelt, Sjur;
- Søvik, Torgeir;
- Aasheim, Erlend;
- Risstad, Hilde;
- Kristinsson, Jon;
- Mala, Tom
Publication type:
Article
Secondary Hyperparathyroidism, Vitamin D Sufficiency, and Serum Calcium 5 Years After Gastric Bypass and Duodenal Switch.
Published in:
Obesity Surgery, 2013, v. 23, n. 3, p. 384, doi. 10.1007/s11695-012-0772-3
By:
- Hewitt, Stephen;
- Søvik, Torgeir;
- Aasheim, Erlend;
- Kristinsson, Jon;
- Jahnsen, Jørgen;
- Birketvedt, Grethe;
- Bøhmer, Thomas;
- Eriksen, Erik;
- Mala, Tom
Publication type:
Article
Changes in Bone Marrow Adipose Tissue One Year After Roux‐en‐Y Gastric Bypass: A Prospective Cohort Study.
Published in:
Journal of Bone & Mineral Research, 2019, v. 34, n. 10, p. 1815, doi. 10.1002/jbmr.3814
By:
- Blom‐Høgestøl, Ingvild Kristine;
- Mala, Tom;
- Kristinsson, Jon A;
- Hauge, Ellen‐Margrethe;
- Brunborg, Cathrine;
- Gulseth, Hanne Løvdal;
- Eriksen, Erik Fink
Publication type:
Article
Relationships of serum 25‐hydroxyvitamin D, ionized calcium and parathyroid hormone after obesity surgery.
Published in:
Clinical Endocrinology, 2018, v. 88, n. 3, p. 372, doi. 10.1111/cen.13531
By:
- Hewitt, Stephen;
- Aasheim, Erlend Tuseth;
- Søvik, Torgeir Thorson;
- Jahnsen, Jørgen;
- Kristinsson, Jon;
- Eriksen, Erik Fink;
- Mala, Tom
Publication type:
Article
Biliopancreatic Diversion is associated with greater increases in energy expenditure than Roux-en-Y Gastric Bypass.
Published in:
PLoS ONE, 2018, v. 13, n. 4, p. 1, doi. 10.1371/journal.pone.0194538
By:
- Werling, Malin;
- Fändriks, Lars;
- Olbers, Torsten;
- Mala, Tom;
- Kristinsson, Jon;
- Stenlöf, Kaj;
- Wallenius, Ville;
- Docherty, Neil G.;
- le Roux, Carel W.
Publication type:
Article
Gastroskopi etter langsgående ventrikkelreseksjon for sykelig overvekt.
Published in:
Journal of the Norwegian Medical Association / Tidsskrift for Den Norske Laegeforening, 2022, v. 142, n. 7, p. 628
By:
- MALA, TOM;
- SØVIK, TORGEIR T.;
- KRISTINSSON, JON
Publication type:
Article
Fedmekirurgi ved Oslo universitetssykehus 2004–14.
Published in:
Journal of the Norwegian Medical Association / Tidsskrift for Den Norske Laegeforening, 2019, v. 139, n. 10, p. 921
By:
- SALTE, ODD BJØRN;
- SØVIK, TORGEIR THORSON;
- RISSTAD, HILDE;
- SKATTUM, JORUNN;
- BLOM-HØGESTØL, INGVILD KRISTINE;
- LØKKEN ERIBE, INGER ELISABETH;
- KRISTINSSON, JON A.;
- MALA, TOM
Publication type:
Article
Lettlest om fedmekirugi.
Published in:
Journal of the Norwegian Medical Association / Tidsskrift for Den Norske Laegeforening, 2015, v. 135, n. 11, p. 1058, doi. 10.4045/tidsskr.15.0328
By:
- Kristinsson, Jon
Publication type:
Article
Flere kan ha nytte av fedmekirurgi.
Published in:
Journal of the Norwegian Medical Association / Tidsskrift for Den Norske Laegeforening, 2015, v. 135, n. 6, p. 521, doi. 10.4045/tidsskr.15.0187
By:
- Mala, Tom;
- Søvik, Torgeir T.;
- Kristinsson, Jon A.
Publication type:
Article
RETTELSE.
Published in:
Journal of the Norwegian Medical Association / Tidsskrift for Den Norske Laegeforening, 2015, v. 135, n. 4, p. 310
By:
- Mala, Tom;
- Hewitt, Stephen;
- Dahl Høgestøl, Ingvild Kristine;
- Kjellevold, Kristin;
- Kristinsson, Jon A.;
- Risstad, Hilde
Publication type:
Article
Dumpingsyndrom etter kirurgi på magesekken.
Published in:
Journal of the Norwegian Medical Association / Tidsskrift for Den Norske Laegeforening, 2015, n. 2, p. 137, doi. 10.4045/tidsskr.14.0550
By:
- Mala, Tom;
- Hewitt, Stephen;
- Dahl Høgestøl, Ingvild Kristine;
- Kjellevold, Kristin;
- Kristinsson, Jon A.;
- Risstad, Hilde
Publication type:
Article
Akutt inneklemming av tarm etter gastrisk bypass for sykelig fedme.
Published in:
Journal of the Norwegian Medical Association / Tidsskrift for Den Norske Laegeforening, 2013, n. 6, p. 640, doi. 10.4045/tidsskr.12.1113
By:
- Mala, Tom;
- Kristinsson, Jon
Publication type:
Article

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