Publications
Publications from OUS - Section of Morbid Obesity and Bariatric Surgery
103 publications found
Publications 2024
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Pregnancy outcomes in type 2 versus type 1 diabetes: systematic review with meta-analyses
Endocr Connect, 13 (12)
DOI 10.1530/EC-24-0066, PubMed 39441788 -
[Radiotherapy for lymphatic leakage]
Tidsskr Nor Laegeforen, 144 (5)
DOI 10.4045/tidsskr.24.0039, PubMed 38651724 -
[Not Available]
Tidsskr Nor Laegeforen, 144 (15)
DOI 10.4045/tidsskr.24.0547, PubMed 39692659 -
Ten-Year Outcomes Following Roux-en-Y Gastric Bypass vs Duodenal Switch for High Body Mass Index: A Randomized Clinical Trial
JAMA Netw Open, 7 (6), e2414340
DOI 10.1001/jamanetworkopen.2024.14340, PubMed 38829616 -
Exploring the prevalence and symptom presentation of food addiction among Norwegian bariatric surgery patients: associations with depression, dysregulated eating, and postoperative weight loss
J Eat Disord, 12 (1), 206
DOI 10.1186/s40337-024-01170-1, PubMed 39696704
Publications 2023
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Pain sensitivity after Roux-en-Y gastric bypass - associations with chronic abdominal pain and psychosocial aspects
Scand J Pain, 23 (3), 511-517
DOI 10.1515/sjpain-2023-0005, PubMed 37306001 -
Chronic abdominal pain and quality of life after Roux-en-Y gastric bypass and sleeve gastrectomy - a cross-cohort analysis of two prospective longitudinal observational studies
Surg Obes Relat Dis, 19 (8), 819-829
DOI 10.1016/j.soard.2023.01.020, PubMed 36870870 -
Perioperative antibiotic prophylaxis and interval appendectomy
Tidsskr Nor Laegeforen, 143 (7)
DOI 10.4045/tidsskr.23.0282, PubMed 37158527 -
Abdominal pain: A foe in the orchestra of improving symptoms after Roux-en-Y gastric bypass surgery
Clin Obes, 13 (5), e12582
DOI 10.1111/cob.12582, PubMed 36727223 -
[Reduced cancer risk after bariatric surgery]
Tidsskr Nor Laegeforen, 143 (13)
DOI 10.4045/tidsskr.23.0501, PubMed 37753764 -
Single anastomosis gastric bypass for morbid obesity
Tidsskr Nor Laegeforen, 143 (16)
DOI 10.4045/tidsskr.23.0070, PubMed 37938008 -
Insulin and Body Mass Index Decrease Serum Soluble Leptin Receptor Levels in Humans
J Clin Endocrinol Metab, 108 (5), 1110-1119
DOI 10.1210/clinem/dgac699, PubMed 36459457 -
Associations of adherence to physical activity and dietary recommendations with weight recurrence 1-5 years after metabolic and bariatric surgery
Surg Obes Relat Dis, 20 (4), 383-390
DOI 10.1016/j.soard.2023.11.014, PubMed 38160134 -
Associations of changes in physical activity and sedentary time with weight recurrence after bariatric surgery: a 5-year prospective study
Int J Obes (Lond), 47 (6), 463-470
DOI 10.1038/s41366-023-01284-7, PubMed 36828898
Publications 2022
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Comparing Bariatric Surgery Patients Who Desire, Have Undergone, or Have No Desire for Body Contouring Surgery: a 5-Year Prospective Study of Body Image and Mental Health
Obes Surg, 32 (9), 2952-2959
DOI 10.1007/s11695-022-06117-6, PubMed 35739416 -
The treatment of appendicitis should be standardised
Tidsskr Nor Laegeforen, 142 (11)
DOI 10.4045/tidsskr.22.0232, PubMed 35997195 -
Predicting satisfaction with outcome and follow-up care 5 years after bariatric surgery: A prospective evaluation
Obes Sci Pract, 8 (5), 595-602
DOI 10.1002/osp4.594, PubMed 36238221 -
[Gastroscopy following vertical sleeve gastrectomy for morbid obesity]
Tidsskr Nor Laegeforen, 142 (7)
DOI 10.4045/tidsskr.22.0056, PubMed 35510465
Publications 2021
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A prospective longitudinal study of chronic abdominal pain and symptoms after sleeve gastrectomy
Surg Obes Relat Dis, 17 (12), 2054-2064
DOI 10.1016/j.soard.2021.07.014, PubMed 34518144 -
The first modified Delphi consensus statement on sleeve gastrectomy
Surg Endosc, 35 (12), 7027-7033
DOI 10.1007/s00464-020-08216-w, PubMed 33433676 -
Letter to the Editor
Obes Surg, 31 (12), 5459
DOI 10.1007/s11695-021-05523-6, PubMed 34165667 -
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
BJS Open, 5 (6)
DOI 10.1093/bjsopen/zrab105, PubMed 34791048 -
Visual, Verbal and Everyday Memory 2 Years After Bariatric Surgery: Poorer Memory Performance at 1-Year Follow-Up
Front Psychol, 11, 607834
DOI 10.3389/fpsyg.2020.607834, PubMed 33488469
Publications 2020
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Nutritional status, sarcopenia, gastrointestinal symptoms and quality of life after gastrectomy for cancer - A cross-sectional pilot study
Clin Nutr ESPEN, 37, 195-201
DOI 10.1016/j.clnesp.2020.03.001, PubMed 32359743 -
The First Modified Delphi Consensus Statement for Resuming Bariatric and Metabolic Surgery in the COVID-19 Times
Obes Surg, 31 (1), 451-456
DOI 10.1007/s11695-020-04883-9, PubMed 32740826 -
Preoperative inhibitory control predicts weight loss 1 year after bariatric surgery
Eur Eat Disord Rev, 29 (1), 123-132
DOI 10.1002/erv.2801, PubMed 33125194
Publications 2019
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Changes in Bone Marrow Adipose Tissue One Year After Roux-en-Y Gastric Bypass: A Prospective Cohort Study
J Bone Miner Res, 34 (10), 1815-1823
DOI 10.1002/jbmr.3814, PubMed 31216081 -
Irritable bowel syndrome-like symptoms and health related quality of life two years after Roux-en-Y gastric bypass - a prospective cohort study
BMC Gastroenterol, 19 (1), 204
DOI 10.1186/s12876-019-1103-0, PubMed 31791249 -
Associations between perceived somatic symptoms and mental health after Roux-en-Y gastric bypass: a 3-year prospective cohort study
Surg Obes Relat Dis, 16 (5), 626-632
DOI 10.1016/j.soard.2019.12.018, PubMed 32007433 -
Bariatric surgery at Oslo University Hospital 2004-14
Tidsskr. Nor. Laegeforen., 139 (10), 921-926 -
[Bariatric surgery at Oslo University Hospital 2004–14]
Tidsskr Nor Laegeforen, 139 (10)
DOI 10.4045/tidsskr.18.0495, PubMed 31238674 -
Bone Turnover Markers After Standard and Distal Roux-en-Y Gastric Bypass: Results from a Randomized Controlled Trial
Obes Surg, 29 (9), 2886-2895
DOI 10.1007/s11695-019-03909-1, PubMed 31065919 -
Executive Function, Eating Behavior, and Preoperative Weight Loss in Bariatric Surgery Candidates: An Observational Study
Obes Facts, 12 (5), 489-501
DOI 10.1159/000502118, PubMed 31505516
Publications 2018
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Diagnosis and treatment of chronic abdominal pain 5 years after Roux-en-Y gastric bypass
Surg Obes Relat Dis, 14 (10), 1544-1551
DOI 10.1016/j.soard.2018.06.004, PubMed 30449511 -
[Laparascopic resection for gastric cancer at Oslo University Hospital, Ullevål 2015–18]
Tidsskr Nor Laegeforen, 138 (18)
DOI 10.4045/tidsskr.18.0404, PubMed 30421737 -
Biliopancreatic Diversion is associated with greater increases in energy expenditure than Roux-en-Y Gastric Bypass
PLoS One, 13 (4), e0194538
DOI 10.1371/journal.pone.0194538, PubMed 29617391
Publications 2017
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Predictors of Physical Activity After Gastric Bypass-a Prospective Study
Obes Surg, 27 (8), 2050-2057
DOI 10.1007/s11695-017-2593-x, PubMed 28210966 -
Plasma amino acids, adiposity, and weight change after gastric bypass surgery: are amino acids associated with weight regain?
Eur J Nutr, 57 (7), 2629-2637
DOI 10.1007/s00394-017-1533-9, PubMed 28856439 -
Chronic Abdominal Pain and Symptoms 5 Years After Gastric Bypass for Morbid Obesity
Obes Surg, 27 (6), 1438-1445
DOI 10.1007/s11695-016-2499-z, PubMed 28028658 -
Psychosocial characteristics associated with symptom perception 1 year after gastric bypass surgery-a prospective study
Surg Obes Relat Dis, 13 (11), 1908-1913
DOI 10.1016/j.soard.2017.06.008, PubMed 28760328 -
Gastrointestinal symptoms after bariatric surgery-more focus needed
Surg Obes Relat Dis, 13 (7), 1251
DOI 10.1016/j.soard.2017.03.009, PubMed 28438495 -
Prevalence and predictors of irritable bowel syndrome in patients with morbid obesity: a cross-sectional study
BMC Obes, 4, 22
DOI 10.1186/s40608-017-0159-z, PubMed 28680646
Publications 2016
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A comparison of behavioral and psychological characteristics of patients opting for surgical and conservative treatment for morbid obesity
BMC Obes, 3, 6
DOI 10.1186/s40608-016-0084-6, PubMed 26885374 -
Self-Reported Eating Disorder Symptoms Before and After Gastric Bypass and Duodenal Switch for Super Obesity--a 5-Year Follow-Up Study
Obes Surg, 26 (3), 588-94
DOI 10.1007/s11695-015-1790-8, PubMed 26173850
Publications 2015
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Body Mass Index Is Associated with Impaired Semen Characteristics and Reduced Levels of Anti-Müllerian Hormone across a Wide Weight Range
PLoS One, 10 (6), e0130210
DOI 10.1371/journal.pone.0130210, PubMed 26067627 -
Predictors of Preoperative Weight Loss in Morbidly Obese Adults Waiting for Bariatric Surgery: A Prospective Cohort Study
Obes Surg, 25 (9), 1610-7
DOI 10.1007/s11695-015-1569-y, PubMed 25616397 -
Preoperative predictors of adherence to dietary and physical activity recommendations and weight loss one year after surgery
Surg Obes Relat Dis, 12 (4), 910-918
DOI 10.1016/j.soard.2015.11.009, PubMed 26965158 -
The ASMBS textbook of bariatric surgery, vol 2, Integrated health
Tidsskr. Nor. Laegeforen., 135 (11), 1058
DOI 10.4045/tidsskr.15.0328 -
The ASMBS textbook of bariatric surgery
Tidsskr. Nor. Laegeforen., 135 (9), 875
DOI 10.4045/tidsskr.15.0201 -
[Dumping syndrome following gastric surgery]
Tidsskr Nor Laegeforen, 135 (2), 137-41
DOI 10.4045/tidsskr.14.0550, PubMed 25625992 -
[Dumping syndrome following gastric surgery]
Tidsskr Nor Laegeforen, 135 (4), 310
DOI 10.4045/tidsskr.15.0163, PubMed 25707648 -
Perioperative Outcomes of Proximal and Distal Gastric Bypass in Patients with BMI Ranged 50-60 kg/m(2)--A Double-Blind, Randomized Controlled Trial
Obes Surg, 25 (10), 1788-95
DOI 10.1007/s11695-015-1621-y, PubMed 25761943 -
Vitamin concentrations 5 years after gastric bypass
Eur J Clin Nutr, 69 (11), 1249-55
DOI 10.1038/ejcn.2015.82, PubMed 26081488
Publications 2014
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Experience of excess skin after gastric bypass or duodenal switch in patients with super obesity
Surg Obes Relat Dis, 10 (5), 891-6
DOI 10.1016/j.soard.2014.01.033, PubMed 24837559 -
Bariatric surgery versus intensive medical therapy for diabetes
N Engl J Med, 371 (7), 681
DOI 10.1056/NEJMc1407393, PubMed 25119618 -
Perforation of the Pregnant Uterus during Laparoscopy for Suspected Internal Herniation after Gastric Bypass
Case Rep Obstet Gynecol, 2014, 720181
DOI 10.1155/2014/720181, PubMed 25548693
Publications 2013
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Five-year outcome after gastric bypass for morbid obesity in a Norwegian cohort
Surg Obes Relat Dis, 10 (1), 71-8
DOI 10.1016/j.soard.2013.05.003, PubMed 24182445 -
Secondary hyperparathyroidism, vitamin D sufficiency, and serum calcium 5 years after gastric bypass and duodenal switch
Obes Surg, 23 (3), 384-90
DOI 10.1007/s11695-012-0772-3, PubMed 23015268 -
[Brain damage in a child after outpatient induction of labour]
Ugeskr Laeger, 175 (25), 1784-5
PubMed 23773216 -
[Acute internal hernia following gastric bypass for morbid obesity]
Tidsskr Nor Laegeforen, 133 (6), 640-4
DOI 10.4045/tidsskr.12.1113, PubMed 23552158 -
Application of the International Diabetes Federation and American Diabetes Association criteria in the assessment of metabolic control after bariatric surgery
Diabetes Obes Metab, 16 (1), 86-9
DOI 10.1111/dom.12177, PubMed 23841525 -
[Outpatient induction of Labour--not who or how, but where]
Ugeskr Laeger, 175 (39), 2286
PubMed 26495475
Publications 2012
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Blood clot obstruction of the jejunojejunostomy after laparoscopic gastric bypass
Surg Obes Relat Dis, 9 (2), 234-7
DOI 10.1016/j.soard.2011.12.014, PubMed 22421098 -
Gastrointestinal function and eating behavior after gastric bypass and duodenal switch
Surg Obes Relat Dis, 9 (5), 641-7
DOI 10.1016/j.soard.2012.06.006, PubMed 22951078
Publications 2011
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European School of Internal Medicine (ESIM) in Brighton: experiences and reflections
Eur J Intern Med, 22 (3), 238-40
DOI 10.1016/j.ejim.2011.01.006, PubMed 21570640 -
[Follow-up after bariatric surgery]
Tidsskr Nor Laegeforen, 131 (19), 1887-92
DOI 10.4045/tidsskr.10.1463, PubMed 21984294 -
Clinical prediction of survival by surgeons for patients with incurable abdominal malignancy
Eur J Surg Oncol, 37 (7), 571-5
DOI 10.1016/j.ejso.2011.02.009, PubMed 21444178 -
[Treating morbid obesity with laparoscopic biliopancreatic diversion with duodenal switch]
Tidsskr Nor Laegeforen, 131 (19), 1882-6
DOI 10.4045/tidsskr.10.1164, PubMed 21984293 -
Weight loss, cardiovascular risk factors, and quality of life after gastric bypass and duodenal switch: a randomized trial
Ann Intern Med, 155 (5), 281-91
DOI 10.7326/0003-4819-155-5-201109060-00005, PubMed 21893621 -
A global obesity industry
Tidsskr Nor Laegeforen, 131 (21), 2107
DOI 10.4045/tidsskr.11.1098, PubMed 22048195
Publications 2010
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DNA sequence profiles of the colorectal cancer critical gene set KRAS-BRAF-PIK3CA-PTEN-TP53 related to age at disease onset
PLoS One, 5 (11), e13978
DOI 10.1371/journal.pone.0013978, PubMed 21103049 -
Laparoscopic liver resection for malignant and benign lesions: ten-year Norwegian single-center experience
Arch Surg, 145 (1), 34-40
DOI 10.1001/archsurg.2009.229, PubMed 20083752 -
Randomized clinical trial of laparoscopic gastric bypass versus laparoscopic duodenal switch for superobesity (Br J Surg 2010; 97: 160-166)
Br. J. Surg., 97 (6), 960-961
DOI 10.1002/bjs.7143 -
[Type 2 diabetes and metabolic syndrome before and after gastric bypass]
Tidsskr Nor Laegeforen, 130 (13), 1347-50
DOI 10.4045/tidsskr.09.0935, PubMed 20596116 -
Randomized clinical trial of laparoscopic gastric bypass versus laparoscopic duodenal switch for superobesity
Br J Surg, 97 (2), 160-6
DOI 10.1002/bjs.6802, PubMed 20035530
Publications 2009
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Parathyroid hormone, but not vitamin D, is associated with the metabolic syndrome in morbidly obese women and men: a cross-sectional study
Cardiovasc Diabetol, 8, 7
DOI 10.1186/1475-2840-8-7, PubMed 19187564 -
[Pregnancy shortly after bariatric surgery]
Tidsskr Nor Laegeforen, 129 (6), 534-6
DOI 10.4045/tidsskr.09.34019, PubMed 19291886 -
Vitamin status after bariatric surgery: a randomized study of gastric bypass and duodenal switch
Am J Clin Nutr, 90 (1), 15-22
DOI 10.3945/ajcn.2009.27583, PubMed 19439456 -
Hyperinsulinemic hypoglycemia and liver cirrhosis presenting after duodenal switch: a case report
Surg Obes Relat Dis, 6 (4), 441-3
DOI 10.1016/j.soard.2009.11.007, PubMed 20096646 -
Vitamin supplements after bariatric surgery
Clin Endocrinol (Oxf), 72 (1), 134-5
DOI 10.1111/j.1365-2265.2009.03611.x, PubMed 19508588 -
Thiamine assay values: influence of anticoagulants and haemoglobin
Scand J Clin Lab Invest, 69 (4), 460-1
DOI 10.1080/00365510902783676, PubMed 19347747
Publications 2008
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Morbidity related to the use of a protective stoma in anterior resection for rectal cancer
Colorectal Dis, 10 (8), 785-8
DOI 10.1111/j.1463-1318.2007.01456.x, PubMed 18190612 -
Establishing laparoscopic Roux-en-Y gastric bypass: perioperative outcome and characteristics of the learning curve
Obes Surg, 19 (2), 158-165
DOI 10.1007/s11695-008-9584-x, PubMed 18566869 -
Wernicke encephalopathy after bariatric surgery: a systematic review
Ann Surg, 248 (5), 714-20
DOI 10.1097/SLA.0b013e3181884308, PubMed 18948797 -
Vitamin status in morbidly obese patients: a cross-sectional study
Am J Clin Nutr, 87 (2), 362-9
DOI 10.1093/ajcn/87.2.362, PubMed 18258626 -
Peripheral neuropathy and severe malnutrition following duodenal switch
Obes Surg, 18 (12), 1640-3
DOI 10.1007/s11695-008-9539-2, PubMed 18463930 -
Night blindness after duodenal switch
Surg Obes Relat Dis, 4 (5), 685-6
DOI 10.1016/j.soard.2008.05.001, PubMed 18586568
Publications 2007
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Improvement of postprandial lipid handling and glucose tolerance in a non-diabetic population by the dual PPARalpha/gamma agonist, tesaglitazar
Diab Vasc Dis Res, 4 (3), 174-80
DOI 10.3132/dvdr.2007.038, PubMed 17907107 -
Tissue levels of tumor necrosis factor-alpha correlates with grade of inflammation in untreated ulcerative colitis
Scand J Gastroenterol, 42 (11), 1312-20
DOI 10.1080/00365520701409035, PubMed 17852866 -
Tesaglitazar, a dual peroxisome proliferator-activated receptor alpha/gamma agonist, improves apolipoprotein levels in non-diabetic subjects with insulin resistance
Atherosclerosis, 197 (1), 355-62
DOI 10.1016/j.atherosclerosis.2007.05.029, PubMed 17631296 -
[Surgical treatment of morbid obesity at a regional center]
Tidsskr Nor Laegeforen, 127 (1), 47-9
PubMed 17205090 -
[Surgical treatment of morbid obesity]
Tidsskr Nor Laegeforen, 127 (1), 38-42
PubMed 17205088
Publications 2006
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Percutaneous endoscopic gastrostomy in children: a safe technique with major symptom relief and high parental satisfaction
J Pediatr Gastroenterol Nutr, 43 (5), 624-8
DOI 10.1097/01.mpg.0000229550.54455.63, PubMed 17130739 -
Experimental hepatic radiofrequency ablation using wet electrodes: electrode-to-vessel distance is a significant predictor for delayed portal vein thrombosis
Eur Radiol, 16 (9), 1990-9
DOI 10.1007/s00330-006-0177-6, PubMed 16541225 -
Hepatic radiofrequency ablation using perfusion electrodes in a pig model: effect of the Pringle manoeuvre
Eur J Surg Oncol, 32 (5), 527-32
DOI 10.1016/j.ejso.2006.02.021, PubMed 16595167
Publications 2005
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Gastric perforation after percutaneous radiofrequency ablation of a colorectal liver metastasis in a patient with adhesions in the peritoneal cavity
AJR Am J Roentgenol, 184 (3 Suppl), S120-2
DOI 10.2214/ajr.184.3_supplement.0184s120, PubMed 15728002 -
Role and limitations of laparoscopic liver resection of colorectal metastases
Dig Dis, 23 (2), 142-50
DOI 10.1159/000088596, PubMed 16352894 -
Laparoscopic liver resection: experience of 53 procedures at a single center
J Hepatobiliary Pancreat Surg, 12 (4), 298-303
DOI 10.1007/s00534-005-0974-3, PubMed 16133696 -
Intra-operative visualisation of 3D temperature maps and 3D navigation during tissue cryoablation
Comput Med Imaging Graph, 29 (6), 499-505
DOI 10.1016/j.compmedimag.2005.02.008, PubMed 15996854
Publications 2004
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Laparoscopic resection of the pancreas: a feasibility study of the short-term outcome
Surg Endosc, 18 (3), 407-11
DOI 10.1007/s00464-003-9007-y, PubMed 14752628 -
Segmentation of liver vessels as seen in MR and CT images
INT CONGR SER, 1268, 201-206
DOI 10.1016/j.ics.2004.03.184 -
Extensive freezing necessary to ensure liver tumor ablation
Cryobiology, 48 (3), 362; author reply 363-4
DOI 10.1016/j.cryobiol.2004.02.006, PubMed 15157785 -
Night eating syndrome among nonobese persons
Int J Eat Disord, 35 (2), 217-22
DOI 10.1002/eat.10241, PubMed 14994360