Publications from OUS - Section of Morbid Obesity and Bariatric Surgery

58 publications found

Publications 2020

  1. Gharagozlian S, Mala T, Brekke HK, Kolbjørnsen LC, Ullerud ÅA, Johnson E (2020)
    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
  2. Mala T, Forland DT, Vetti HH, Skagemo CU, Johannessen HO, Johnson E (2020)
    Gastric adenocarcinoma and proximal ventricular polyposis - a rare form of hereditary stomach cancer
    Tidsskr. Nor. Laegeforen., 140 (7), 676-679
  3. Pouwels S, Omar I, Aggarwal S, Aminian A, Angrisani L, Balibrea JM, Bhandari M, Biter LU, Blackstone RP, Carbajo MA, Copaescu CA, Dargent J, Elfawal MH, Fobi MA, Greve JW, Hazebroek EJ, Herrera MF, Himpens JM, Hussain FA, Kassir R, Kerrigan D, Khaitan M, Kow L, Kristinsson J, Kurian M et al. (2020)
    The First Modified Delphi Consensus Statement for Resuming Bariatric and Metabolic Surgery in the COVID-19 Times
    Obes Surg
    DOI 10.1007/s11695-020-04883-9, PubMed 32740826
  4. Tonnesen CJ, Young J, Glomsaker T, Mala T, Loberg M, Bretthauer M, Refsum E, Aabakken L (2020)
    Laparoscopy-assisted versus balloon enteroscopy-assisted ERCP after Roux-en-Y gastric bypass
    Endoscopy, 52 (08), 654-661

Publications 2019

  1. Blom-Høgestøl IK, Mala T, Kristinsson JA, Hauge EM, Brunborg C, Gulseth HL, Eriksen EF (2019)
    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
  2. Blom-Høgestøl IK, Aasbrenn M, Chahal-Kummen M, Brunborg C, Eribe I, Kristinsson J, Farup PG, Mala T (2019)
    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
  3. Kvalem IL, Bårdstu S, Bergh I, Nordvik T, Sogg S, Mala T (2019)
    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
  4. Salte OB, Sovik TT, Risstad H, Skattum J, Blom-Hogestol IK, Eribe IEL, Kristinsson JA, Mala T (2019)
    Bariatric surgery at Oslo University Hospital 2004-14
    Tidsskr. Nor. Laegeforen., 139 (10), 921-926
  5. Salte OB, Søvik TT, Risstad H, Skattum J, Blom-Høgestøl IK, Eribe IEL, Kristinsson JA, Mala T (2019)
    Bariatric surgery at Oslo University Hospital 2004–14
    Tidsskr Nor Laegeforen, 139 (10)
    DOI 10.4045/tidsskr.18.0495, PubMed 31238674
  6. Svanevik M, Risstad H, Hofsø D, Blom-Høgestøl IK, Kristinsson JA, Sandbu R, Småstuen MC, Thorsby PM, Mala T, Hjelmesæth J (2019)
    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
  7. Walø-Syversen G, Kvalem IL, Kristinsson J, Eribe IL, Rø Ø, Dahlgren CL (2019)
    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

  1. Blom-Høgestøl IK, Stubhaug A, Kristinsson JA, Mala T (2018)
    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
  2. Mala T, Johannessen HO, Førland D, Jacobsen TH, Johnson E (2018)
    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
  3. Werling M, Fändriks L, Olbers T, Mala T, Kristinsson J, Stenlöf K, Wallenius V, Docherty NG, le Roux CW (2018)
    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

  1. Bergh I, Kvalem IL, Mala T, Hansen BH, Sniehotta FF (2017)
    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
  2. Hanvold SE, Vinknes KJ, Bastani NE, Turner C, Løken EB, Mala T, Refsum H, Aas AM (2017)
    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
  3. Høgestøl IK, Chahal-Kummen M, Eribe I, Brunborg C, Stubhaug A, Hewitt S, Kristinsson J, Mala T (2017)
    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
  4. Kvalem IL, Bergh I, Sogg S, Mala T (2017)
    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
  5. Mala T, Kristinsson J (2017)
    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
  6. Aasbrenn M, Høgestøl I, Eribe I, Kristinsson J, Lydersen S, Mala T, Farup PG (2017)
    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

  1. Kvalem IL, Bergh I, von Soest T, Rosenvinge JH, Johnsen TA, Martinsen EW, Mala T, Kristinsson JA (2016)
    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
  2. Morseth MS, Hanvold SE, Rø Ø, Risstad H, Mala T, Benth JŠ, Engström M, Olbers T, Henjum S (2016)
    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

  1. Andersen JM, Herning H, Aschim EL, Hjelmesæth J, Mala T, Hanevik HI, Bungum M, Haugen TB, Witczak O (2015)
    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
  2. Bergh I, Lundin Kvalem I, Risstad H, Sniehotta FF (2015)
    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
  3. Kristinsson J (2015)
    The ASMBS textbook of bariatric surgery, vol 2, Integrated health
    Tidsskr. Nor. Laegeforen., 135 (11), 1058
  4. Mala T (2015)
    The ASMBS textbook of bariatric surgery
    Tidsskr. Nor. Laegeforen., 135 (9), 875
  5. Mala T, Hewitt S, Høgestøl IK, Kjellevold K, Kristinsson JA, Risstad H (2015)
    [Dumping syndrome following gastric surgery]
    Tidsskr Nor Laegeforen, 135 (2), 137-41
    DOI 10.4045/tidsskr.14.0550, PubMed 25625992
  6. Mala T, Hewitt S, Høgestøl IK, Kjellevold K, Kristinsson JA, Risstad H (2015)
    [Dumping syndrome following gastric surgery]
    Tidsskr Nor Laegeforen, 135 (4), 310
    DOI 10.4045/tidsskr.15.0163, PubMed 25707648
  7. Aaseth E, Fagerland MW, Aas AM, Hewitt S, Risstad H, Kristinsson J, Bøhmer T, Mala T, Aasheim ET (2015)
    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

  1. Biörserud C, Olbers T, Søvik TT, Mala T, Elander A, Olsén MF (2014)
    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
  2. Gulseth HL, Risstad H, Birkeland KI (2014)
    Bariatric surgery versus intensive medical therapy for diabetes
    N Engl J Med, 371 (7), 681
    DOI 10.1056/NEJMc1407393, PubMed 25119618
  3. Mala T, Harsem NK, Røstad S, Mathisen LC, Jacobsen AF (2014)
    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

  1. Aftab H, Risstad H, Søvik TT, Bernklev T, Hewitt S, Kristinsson JA, Mala T (2013)
    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
  2. Hewitt S, Søvik TT, Aasheim ET, Kristinsson J, Jahnsen J, Birketvedt GS, Bøhmer T, Eriksen EF, Mala T (2013)
    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
  3. Aasheim ET, Hill SA (2013)
    [Outpatient induction of Labour--not who or how, but where]
    Ugeskr Laeger, 175 (39), 2286
    PubMed 26495475

Publications 2011

  1. Hewitt S, Weidanz F, Westgeest H, Ruza I, Ciferska H, Pasquet F, Salomäki S, Olsen E (2011)
    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
  2. Schou CF, Søvik TT, Aasheim ET, Kristinsson J, Mala T (2011)
    [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
  3. Aasheim ET (2011)
    A global obesity industry
    Tidsskr Nor Laegeforen, 131 (21), 2107
    DOI 10.4045/tidsskr.11.1098, PubMed 22048195

Publications 2010

  1. Berg M, Danielsen SA, Ahlquist T, Merok MA, Ågesen TH, Vatn MH, Mala T, Sjo OH, Bakka A, Moberg I, Fetveit T, Mathisen Ø, Husby A, Sandvik O, Nesbakken A, Thiis-Evensen E, Lothe RA (2010)
    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
  2. Kazaryan AM, Pavlik Marangos I, Rosseland AR, Røsok BI, Mala T, Villanger O, Mathisen O, Giercksky KE, Edwin B (2010)
    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
  3. Sovik TT, Aasheim ET, Olbers T (2010)
    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
  4. Søvik TT, Irandoust B, Birkeland KI, Aasheim ET, Schou CF, Kristinsson J, Mala T (2010)
    [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
  5. Søvik TT, Taha O, Aasheim ET, Engström M, Kristinsson J, Björkman S, Schou CF, Lönroth H, Mala T, Olbers T (2010)
    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

  1. Hjelmesaeth J, Hofsø D, Aasheim ET, Jenssen T, Moan J, Hager H, Røislien J, Bollerslev J (2009)
    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
  2. Aasheim ET, Björkman S, Søvik TT, Engström M, Hanvold SE, Mala T, Olbers T, Bøhmer T (2009)
    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
  3. Aasheim ET, Frigstad SO, Søvik TT, Birkeland KI, Haukeland JW (2009)
    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
  4. Aasheim ET, Hofsø D, Søvik TT (2009)
    Vitamin supplements after bariatric surgery
    Clin Endocrinol (Oxf), 72 (1), 134-5
    DOI 10.1111/j.1365-2265.2009.03611.x, PubMed 19508588
  5. Aasheim ET, Hove AB, Bøhmer T (2009)
    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

  1. Mala T, Nesbakken A (2008)
    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
  2. Søvik TT, Aasheim ET, Kristinsson J, Schou CF, Diep LM, Nesbakken A, Mala T (2008)
    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
  3. Aasheim ET (2008)
    Wernicke encephalopathy after bariatric surgery: a systematic review
    Ann Surg, 248 (5), 714-20
    DOI 10.1097/SLA.0b013e3181884308, PubMed 18948797
  4. Aasheim ET, Hofsø D, Hjelmesaeth J, Birkeland KI, Bøhmer T (2008)
    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
  5. Aasheim ET, Hofsø D, Hjelmesaeth J, Sandbu R (2008)
    Peripheral neuropathy and severe malnutrition following duodenal switch
    Obes Surg, 18 (12), 1640-3
    DOI 10.1007/s11695-008-9539-2, PubMed 18463930
  6. Aasheim ET, Søvik TT, Bakke EF (2008)
    Night blindness after duodenal switch
    Surg Obes Relat Dis, 4 (5), 685-6
    DOI 10.1016/j.soard.2008.05.001, PubMed 18586568

Publications 2005

  1. Mala T, Edwin B (2005)
    Role and limitations of laparoscopic liver resection of colorectal metastases
    Dig Dis, 23 (2), 142-50
    DOI 10.1159/000088596, PubMed 16352894
  2. Mala T, Edwin B, Rosseland AR, Gladhaug I, Fosse E, Mathisen O (2005)
    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

Publications 2004

  1. Eidheim OC, Aurdal L, Omholt-Jensen T, Mala T, Edwin B (2004)
    Segmentation of liver vessels as seen in MR and CT images
    INT CONGR SER, 1268, 201-206
  2. Mala T (2004)
    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